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| ID | Manufacturer | St | Country | Model | Name | Serial | Patent | Patent | Patent | Patent | Patent | Patent | Slide Pat | Copyright | Scales | Scales | L (cm) | BaseMaterial | ShellMaterial | RunnerMaterial | Case | CaseMarkings | Box | Instruct | Other Scales | Comments | ID | |
| 1 | Keuffel & Esser Co. | NY | USA | <4088-2> | 242299 | 06/05/1900 | 12/22/1908 | 08/17/1915 | DF{CF,CIF,C}D | K,A{B,S,T,CI}D,L | 20.00 | Mahagony | Plastic | Glass, Plastic | Leather, Black | PAT 2,000,337 | None | None | L = labeled 0 - 10, 20 cm long | Cracked glass in runner | 1 | |||||||
| 2 | Keuffel & Esser Co. | NY | USA | <4094> | 699422 | 1,934,232 | 08/17/1915 | DF{CF,CI,C}D | 25.05 | Mahagony | Plastic | Glass, Plastic | Leather, Brown | 4053-3S | None | None | 10 inch; 25 cm | Circ. No. 47 Constants | 2 | |||||||||
| 3 | Keuffel & Esser Co. | NY | USA | <N4053-3> | 286138 | 06/05/1900 | 2,086,502 | A{B,CI,C}D | 25.00 | Mahagony | Plastic | Glass, Plastic | Leather, Cardboard, Black | 4053-3 | None | None | 10 inch; 25 cm | Circ. No. 47 Constants | 3 | |||||||||
| 4 | Keuffel & Esser Co. | NY | USA | <N4053-3> | 347349 | 1,934,232 | 2,086,502 | A{B,CI,C}D,K | {S,L,T} | 25.00 | Mahagony | Plastic | Glass, Plastic | Leather wo flap, black | None | None | 10 inch; 25 cm | Circ. No. 47 Constants | 4 | |||||||||
| 5 | Keuffel & Esser Co. | NY | USA | 4081-3 | LOG LOG DUPLEX DECITRIG (R) | 299756 | 2,500,460 | 2,168,056 | 2,170,144 | 2,285,722 | 2,422,649 | LL01,L,K,A{B,T,SRT,S}D,DI,LL1 | LL02,LL03,DF{CF,CIF,CI,C}D,LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Green | PAT 2,000,337 | Yes | None | None | 5 | |||||
| 6 | Keuffel & Esser Co. | NY | USA | N4058W | BEGINNER'S SLIDE RULE | 05/02/1916 | A{B,CI,C}D,K | {S,L,T] | 25.05 | Box Wood | White Paint | Plastic w met. spring | None | None | C 1928 | None | Circ. No. 47 Constants | 6 | ||||||||||
| 7 | Keuffel & Esser Co. | NY | USA | N4058W | BEGINNER'S SLIDE RULE | A{B,CI,C}D,K | {S,L,T] | 25.05 | Box Wood | White Paint | Plastic w met. spring | Leather, Green | None | None | None | K&E on slide. Newer than 6 | 7 | |||||||||||
| 8 | Keuffel & Esser Co. | NY | USA | <4056> | FAVORITE | 736125 | 1,934,232 | 2,136,169 | A{B,C}D | {S,L,T] | 25.05 | Mahagony | Plastic | Glass, Metal | Leather, Cardboard, Black | K&E FAVORITE TRADE MARK | None | None | None | Circ. No. 47 Constants | 8 | |||||||
| 9 | Keuffel & Esser Co. | USA | N4080-3 | LOG LOG DUPLEX TRIG | 592468 | 1,930,852 | 2,168,056 | 2,170,144 | 2,285,722 | 2,422,649 | 2,086,502 | 1947 | LL01,K,A{CF,CIF,CI,C}D,L,LL1 | LL02,LL03,DF{B,T,ST,S}D,LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Black | None | None | None | 9 | |||||
| 10 | Keuffel & Esser Co. | NY | USA | 4058W | BEGINNER'S SLIDE RULE | 2,136,169 | A{B,C}D | {S,L,T] | 25.06 | Box Wood | White Paint | Glass, Metal | Leather, Black | K&E 4058W Slide Rule | None | None | None | Circ. No. 47 Constants | 10 | |||||||||
| 11 | Keuffel & Esser Co. | 10 DECI-LON | 10 DECI-LON | 106250 | 2,500,460 | 2,534,695 | 2,422,649 | 1947,1961 | Sq1,Sq2,DF{CF,CIF,L,CI,C}D,Ln0,Ln1,Ln2,Ln3 | Ln-3,Ln-2,Ln-1,Ln-0,A{B,T,SRT,S,C}D,DI,K | 24.92 | Plastic | Plastic | Plastic, Metal | Leather, Brown | K&E 10 Deci-Lon Pat. 2,000,337 | None | None | None | 11 | ||||||||
| 12 | Keuffel & Esser Co. | NY | USA | <4088-3> | 451594 | 1,930,852 | Pat. Pend. | DF{CF,CIF,C}D | K,A{B,S,T,CI}D,L | 25.01 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | K&E POLYPHASE DUPLEX 4088-3S Pat. Pend. 2,000,337 | None | None | None | 12 | |||||||||
| 13 | Keuffel & Esser Co. | NY | USA | <4090-3> | 472973 | 1,488,686 | 1,930,852 | Pat. Pend. | Pat. Pend. | LL0,A{B,K,CI}T,S2,S1 | L,LL1,DF{CF,CIF,CI,C}D,LL3,LL2 | 24.99 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | LOG LOG TRIG SLIDE RULE 4090-3S Pat. Pend. | None | None | None | 13 | |||||||
| 14 | Keuffel & Esser Co. | NY | USA | 4058W | BEGINNER'S SLIDE RULE | Pat. Pend. | A{B,C}D | {S,L,T] | 25.05 | Box Wood | White Paint | Glass, Metal | Leather, Cardboard, Black | K&E BEGINNER'S SLIDE RULE 4058W | None | None | None | Circ. No. 47 Constants | 14 | |||||||||
| 15 | Keuffel & Esser Co. | NY | USA | 4058C | BEGINNER'S SLIDE RULE | No Slide | A{B,C}D | {S,L,T] | 25.05 | Box Wood | Clear Varnish | Leather, Cardboard, Black | Missing Top | None | C 1928 | None | Circ. No. 47 Constants, Manual poor cond. | 15 | ||||||||||
| Sold $25, 1994 | 16 | Keuffel & Esser Co. | NY | USA | N 4095-3 | 132253 | 06/05/1900 | 12/22/1908 | 08/17/1915 | DF3{CF3,C}D | {CI}D | 24.99 | Mahagony | Plastic | Glass, Plastic | None | None | None | None | 16 | ||||||||
| 17 | Keuffel & Esser Co. | NY | USA | <4054> | 320361 | 1,934,232 | 2,086,502 | A{B,CI,C}D,K | {S,L,T} | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Cardboard, Black | 4054 K&E | None | None | None | Circ. No. 47 Constants | 17 | ||||||||
| 18 | Keuffel & Esser Co. | USA | N4058W | BEGINNER'S SLIDE RULE | A{B,CI,C}D,K | {S,L,T} | 25.01 | Box Wood | White Paint | Plastic w met. spring | Leather, Green, Thin | K&E N4058W | None | None | None | Circ. No. 47 Constants | 18 | |||||||||||
| 19 | Keuffel & Esser Co. | NY | USA | N4058W | BEGINNER'S SLIDE RULE | 2,136,169 | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | White Paint | Glass, Metal | Leather, Black, Thin | K&E N4058W Slide Rule | None | None | None | Circ. No. 47 Constants | 19 | |||||||||
| 20 | Keuffel & Esser Co. | NY | USA | N4058W | BEGINNER'S SLIDE RULE | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | White Paint | Plastic w met. spring | Leather, Green, Thin | K&E N4058W | None | None | None | Circ. No. 47 Constants | 20 | ||||||||||
| 21 | Keuffel & Esser Co. | USA | N4058W | BEGINNER'S SLIDE RULE | A{B,CI,C}D,K | {S,L,T} | 25.04 | Box Wood | White Paint | Plastic w met. spring | Leather, Green, Thin | K&E | None | None | None | Circ. No. 47 Constants | 21 | |||||||||||
| 22 | Keuffel & Esser Co. | NY | USA | N4058W | BEGINNER'S SLIDE RULE | A{B,C}D | {S,L,T] | 25.00 | Box Wood | White Paint | Glass, Metal | Leather, Black, Thin | K&E 4058W Slide Rule | None | None | None | Circ. No. 47 Constants | 22 | ||||||||||
| 23 | Keuffel & Esser Co. | USA | N4058W | BEGINNER'S SLIDE RULE | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | White Paint | Plastic w met. spring | Leather, Green, Thin | K&E | None | None | None | K&E on slide. Newer than 6 | 23 | |||||||||||
| 24 | Keuffel & Esser Co. | NY | USA | 4058C | BEGINNER'S SLIDE RULE | A{B,C}D | {S,L,T] | 25.00 | Box Wood | Clear Varnish | Glass, Wood, met. sp. | Leather, Cardboard, Black | K&E BEGINNER'S SLIDE RULE 4058C | None | None | None | Circ. No. 47 Constants | 24 | ||||||||||
| 25 | Keuffel & Esser Co. | NY | USA | 4058 W | BEGINNER'S SLIDE RULE | A{B,C}D | {S,L,T] | 25.03 | Box Wood | White Paint | Glass, Metal | Leather, Cardboard, Black | K&E BEGINNER'S SLIDE RULE 4058W | None | None | None | Circ. No. 47 Constants | 25 | ||||||||||
| 26 | Keuffel & Esser Co. | NY | USA | <4088-3> | 344883 | 06/05/1900 | 12/22/1908 | Pat. Pend. | DF{CF,CIF,C}D | K,A{B,S,T,CI}D,L | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | None | None | None | 26 | |||||||||
| 27 | Keuffel & Esser Co. | NY | USA | <4056> | 943971 | 1,934,232 | Pat. Pend. | A{B,C}D | {S,L,T] | 25.00 | Mahagony | Plastic | Glass, Metal | None | None | None | None | Circ. No. 47 Constants | 27 | |||||||||
| 28 | Keuffel & Esser Co. | USA | N4080-3 | LOG LOG DUPLEX TRIG | 510175 | 1,930,852 | 2,168,056 | 2,170,144 | 2,285,722 | 2,422,649 | 1947 | LL01,K,A{CF,CIF,CI,C}D,L,LL1 | LL02,LL03,DF{B,T,ST,S}D,LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Black | K&E | None | None | None | Runner cracked & loose | 28 | ||||
| 29 | Keuffel & Esser Co. | USA | <4071-3> | 775824 | 2,500,460 | 2,168,056 | 2,170,144 | Pat. Pend. | 2,086,502 | C symb. | DF{CF,CIF,CI,C}D,L | K,A{B,T,ST,S}D,DI | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Black | K&E PAT 2,000,337 | None | None | None | 29 | ||||||
| 30 | Keuffel & Esser Co. | NY | USA | N<4053-3> | 23170 | 06/05/1900 | 2,086,502 | A{B,CI,C}D,K | {S,.,T} | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown, no top | None | None | 10 inch; 25 cm | Constants w/o Circ # | 30 | |||||||||
| 31 | Keuffel & Esser Co. | NY | USA | COOKE RADIO SLIDE RULE | 822934 | 1,930,852 | 2,168,056 | 2,170,144 | Pat. Pend. | 2,086,502 | L,DF{B,T,ST,S}D,2 PI | LC,A{CF,CIF,CI,C}D,DI | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | PAT 2,000,337 | None | None | None | E.A. Oberg stamped on slide | 31 | |||||
| 32 | Keuffel & Esser Co. | NY | USA | <N4053-3> | 990235 | 1,930,852 | 2,086,502 | A{B,CI,C}D,K | {S,L,T} | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | 4053-3S PAT 2,000,337 | None | None | 10 inch; 25 cm | 32 | |||||||||
| 33 | Keuffel & Esser Co. | USA | 4081-3 | LOG LOG DUPLEX DECITRIG reg | 367719 | 2,500,460 | 2,168,056 | 2,170,144 | 2,285,722 | 2,422,649 | 1947 | LL01,L,K,A{B,T,SRT,S}D,DI,LL1 | LL02,LL03,DF{CF,CIF,CI,C}D,LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | PAT 2,000,337 | None | None | None | 33 | |||||
| 34 | Keuffel & Esser Co. | NY | USA | <4080-3> | 040437 | RE.20,094 | 1,930,852 | 2,168,056 | 2,170,144 | Pat. Pend. | 2,086,502 | L,LL1,DF{CF,CIF,CI,C}D,LL3,LL2 | LL0,LL00,A{B,T,ST,S}D,DI,K | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | K&E | None | None | None | 34 | |||||
| 35 | Keuffel & Esser Co. | USA | 68 1251 | 125923 | 2,168,056 | 2,170,144 | 2,285,722 | 2,422,649 | 2,500,460 | 2,534,695 | 1947 | LL01,L,K,A{B,T,SRT,S}D,DI,LL1 | LL02,LL03,DF{CF,CIF,CI,C}D,LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | K&E | None | None | None | 35 | |||||
| 36 | Keuffel & Esser Co. | NY | USA | <4081-3> | 129640 | RE.20,094 | 1,930,852 | 2,168,056 | 2,170,144 | Pat. Pend. | 2,086,502 | L,LL1,DF{CF,CIF,CI,C}D,LL3,LL2 | LL0,LL00,A{B,T,ST,S}D,DI,K | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Brown | LOG LOG DUPLEX DECITRIG TRADE MARK K&E 4081-3S PAT 2,000,337 | None | None | None | Jerry K. Molton on case | 36 | ||||
| 37 | Keuffel & Esser Co. | USA | 4161-3 | MANNHEIM TYPE | 222146 | C symb. | K,DF{CF,L,CI,C}D,A | {T,ST,S,C} | 24.87 | Plastic | Glass, Plastic, Metal | Leather, Green | K&E | Yes | C 1943,5,7,52 | 10 inch; 25 cm | Constants on back | 37 | ||||||||||
| 38 | Keuffel & Esser Co. | USA | 4161-3 | MANNHEIM TYPE | 223678 | C symb. | K,DF{CF,L,CI,C}D,A | {T,ST,S,C} | 24.87 | Plastic | Glass, Plastic, Metal | Leather, Green | K&E | Yes | C 1943,5,7,52 | 10 inch; 25 cm | Constants on back - How to care pamphlet | 38 | ||||||||||
| 39 | Keuffel & Esser Co. | USA | 4181-1 | 038691 | 2,168,056 | 2,170,144 | 2,285,722 | 2,422,649 | 2,500,460 | 2,534,695 | 1947 | LL02,LL03,DF{CF,CIF,CI,C}D,LL3,LL2 | LL01,L,D,A{B,T,ST,S,D,DI,LL1 | 12.50 | Plastic | Glass, Plastic, Metal | Leather, Green | K&E | None | None | None | 39 | ||||||
| 40 | Keuffel & Esser Co. | NY | USA | <4090-3> | 477991 | 1,488,686 | 1,930,852 | Pat. Pend. | Pat. Pend. | LL0,A{CF,CIF,CI,C}T,S2,S1 | L,LL1,DF{B,K,CI}D.LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Black | K&E | None | None | None | 40 | |||||||
| 41 | Aristo | Germany | Nr. 0970 | MultiLog CHARVOZ | LL01,LL02,LL03,DF{CF,CIF,L,CI,C}D,LL3,LL2,LL1 | LL00,K,A{B,T,ST,S,C}D,DI,LL0 | 25.02 | Plastic | Plastic, Metal | Leather, Black | CHARVOZ ARISTO | None | None | None | 41 | |||||||||||||
| 42 | Aristo | Germany | Nr. 0903 | Scholar | L,K,A{B,CI,C}D,S,ST,T | 25.06 | Plastic | Plastic, Metal | Leather, Cardboard, Tan | ARISTO SCHOLAR 09 | None | None | 10 inch; 25 cm | DBGM FEINMESSINSTITUT KLAWUN, Hannover | 42 | |||||||||||||
| 43 | CASTELL (MEGEX) | ZURICH | Germany | LL2,A{B,CI,C}D,LL3,DYNAMO,VOLT | 12.45 | Plastic | Plastic, Metal | Leather, Cream | None | None | None | 43 | ||||||||||||||||
| 44 | A. W. Faber-Castell Pencil Co. Inc. | NJ | Germany | 57/58 | K,A{B,CI,C}D,L | 24.97 | Plastic | Plastic, Metal | Leather, Green | Rietz System Slide Rule 10" | Yes | None | 10 inch | Constants on back - | 44 | |||||||||||||
| 45 | FABER-CASTELL | Germany | 2/82 | Duplex | CM,T1,T2,A{B,BI,CI,C}D,P,S,INCH | LL03,LL02,LL01,K{K1,L,ST,CF}DF,LL1,LL2,LL3 | 25.00 | Plastic | Plastic, Metal | Leather, Cardboard, Green | FABER-CASTELL 2/82 | None | None | 10 inch; 25 cm | 45 | |||||||||||||
| 46 | Charles Bruning Co. | USA | 2401 | A{B,CI,C}D,K | {S,L,T} | 12.69 | Plastic | Glass, Plastic, Metal | Leather, Brown | BRUNING | None | None | 5 inch; 12.5 cm | Same as 1444-P Post | 46 | |||||||||||||
| 47 | Sterling Plastics Co. | NJ | USA | No. 689 | PRECISION | A{B,CI,C}D,K | 25.01 | Plastic | Plastic, Metal, Bk line | Bubble pack | Yes | None | Package Copyright 1965; red letters on center | 47 | ||||||||||||||
| 48 | Sterling Plastics Co. | NJ | USA | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | None | None | None | All lettering in black | 48 | ||||||||||||||
| 49 | Sterling Plastics Co. | NJ | USA | NO. 584 | A{B,CI,C}D,K | {S,L,T} | 25.00 | Plastic | Plastic, Metal, Bk line | None | None | None | All lettering in black; direction sheet | 49 | ||||||||||||||
| 50 | Sterling Plastics Co. | NJ | USA | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | None | None | None | All lettering in black | 50 | ||||||||||||||
| 51 | Sterling Plastics Co. | NJ | USA | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | None | None | None | Red letters on center rule | 51 | ||||||||||||||
| 52 | Sterling Plastics Co. | NJ | USA | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | None | None | None | All lettering in black | 52 | ||||||||||||||
| 53 | Sterling Plastics Co. | NJ | USA | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Bk line | None | None | None | All lettering in black; larger SP symb. | 53 | ||||||||||||||
| 54 | Sterling Plastics Co. | NJ | USA | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | Plastic, cheap | None | Yes | None | Red letters on center rule; larger SP symb. | 54 | |||||||||||||
| 55 | Sterling Plastics Co. | NJ | USA | NO. 589 | PRECISION 10" SENIOR | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | Plastic, cheap | None | Yes | None | Green tint on center rule; larger SP symb. | 55 | ||||||||||||
| 56 | Sterling Plastics Co. | NJ | USA | NO. 589 | PRECISION 10" SENIOR | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Red line | Plastic, cheap | None | Yes | None | Red letters on center rule; larger SP symb. | 56 | ||||||||||||
| 57 | Sterling Plastics Co. | NJ | USA | NO. 589 | PRECISION | A{B,CI,C}D,K | {S,L,T} | 25.01 | Plastic | Plastic, Metal, Bk line | None | None | None | Green tint on center rule; larger SP symb. | 57 | |||||||||||||
| 58 | Sterling Plastics Co. | NJ | USA | NO. 587 | A{B,CI,C}D,K | {S,L,T} | 12.55 | Plastic | Plastic, Metal, Red line | Leather, Cloth, Black | None | Yes | None | All lettering in black; MicroTek handout | 58 | |||||||||||||
| 59 | Sterling Plastics Co. | NJ | USA | NO. 587 | A{B,CI,C}D,K | {S,L,T} | 12.55 | Plastic | Plastic, Metal, Bk line | Plastic, cheap | None | Yes | None | All lettering in black | 59 | |||||||||||||
| 60 | Sterling Plastics Co. | NJ | USA | POCKET METRIC CONVERTER | A{IN-CM,M-FT,ETC}A | CELSIUS - FAHRENHEIT | 12.52 | Plastic | Plastic, Metal, Bk line | Plastic, cheap | None | None | None | All lettering in black, yellow plastic | 60 | |||||||||||||
| 61 | Sterling Plastics Co. | NJ | USA | METRIC CONVERTER | A{IN-CM,M-FT,ETC}A | {OZ-GM,ETC} | 12.52 | Plastic | Plastic, Metal, Bk line | None | None | None | Yellow tint on center rule; all letters black | 61 | ||||||||||||||
| 62 | Sterling Plastics Co. | NJ | USA | NO. 594 | DECIMAL TRIG LOG-LOG | LL02,LL03,DF{B,T<45,T>45,ST,S}D,LL3,LL2 | LL01,K,A{CF,CIF,L,CI,C}D,DI,LL1 | 25.03 | Plastic | Plastic, Metal, Bk line | Plastic, cheap | None | None | None | All lettering in black | 62 | ||||||||||||
| 63 | Sterling Plastics Co. | NJ | USA | NO. 594 | DECIMAL TRIG LOG-LOG | LL02,LL03,DF{B,T<45,T>45,ST,S}D,LL3,LL2 | LL01,K,A{CF,CIF,L,CI,C}D,DI,LL1 | 25.03 | Plastic | Plastic, Metal, Red line | Plastic, cheap | None | Yes | None | All lettering in black | 63 | ||||||||||||
| 64 | Sterling Plastics Co. | NJ | USA | No. 511 | ACU-MATH MANHEIM PORFESSIONAL | S,K,A{B,CI,C}D,L,T | 25.04 | METAL ? | Plastic, Metal, Bk line | Plastic, cheap | None | Yes | Conversion factors on back | All lettering in black, Copyright 1968 on box | 64 | |||||||||||||
| 65 | Sterling Plastics Co. | NJ | USA | No. 511 | ACU-MATH MANHEIM PORFESSIONAL | S,K,A{B,CI,C}D,L,T | 25.04 | METAL ? | Plastic, Metal, Bk line | Oilcloth, tan | None | None | Conversion factors on back | All lettering in black | 65 | |||||||||||||
| 66 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 400 | S,K,A{B,CI,C}D,L,T | 25.04 | Plastic | Plastic, Metal, Bk line | None | None | None | All lettering in black | 66 | |||||||||||||||
| 67 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 500 | S,K,A{B,CI,C}D,L,T | 25.04 | Plastic | Plastic, Metal, Bk line | Thin leather, tan | None | None | Conversion factors on back | All lettering in black | 67 | ||||||||||||||
| 68 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 500 | S,K,A{B,CI,C}D,L,T | 25.04 | Plastic | Plastic, Metal, Bk line | Thin leather, tan | None | None | Conversion factors on back | All lettering in black | 68 | ||||||||||||||
| 69 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 600 | BASIC TRIG | S,S&T,K,A{B,CI,C}D,L,T | 25.00 | Plastic | Plastic, Metal, Bk line | Thin leatier, tan | None | None | Conversion factors on back | All lettering in black, unique horiz. scribe | 69 | |||||||||||||
| 70 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 700 | PROFESSIONAL MANNHEIM TRIG | K,A{CF,CIF,CI,C}D,D1,L | DF{B,T,ST,S}D | 25.06 | Plastic | Plastic, Metal, Bk line | Thin leather, tan | None | None | Conversion factors on back | Red and black lettering, newer logo | 70 | ||||||||||||
| 71 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 150 | LL01,K,A{CF,CIF,CI,C}D,L,LL1 | LL02,LL03,DF{B,T,ST,S}D,LL3,LL2 | 25.06 | Plastic | Plastic, Metal, Bk line | None | None | None | Red and black lettering, newer logo | 71 | ||||||||||||||
| 72 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | No. 400 | S,K,A{B,CI,C}D,L,T | 25.00 | Plastic | Plastic, Metal, Bk line | None | None | None | All lettering in black, newer logo | 72 | |||||||||||||||
| 73 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | NO.1200 | K,A{B,CI,C}D,L | {S,T} | 12.51 | Plastic | Plastic, Metal, Bk line | Plastic, Black | None | No. 44P | None | All lettering in black, newer logo | 73 | |||||||||||||
| 74 | ACU-RULE MANUFACTURING CO.(?) | MO | USA | NO.1240 | K,A{B,CI,C}D,L | 12.52 | Plastic | Plastic, Metal, Bk line | Plastic, Black | None | No. 44P | None | All lettering in black, newer logo | 74 | ||||||||||||||
| 75 | SCIENTIFIC INSTRUMENTS CO. | JAPAN | NO.1050 | 30594 | K,A{B,CI,C}D,L | {S,S&T,T} | 24.97 | Bamboo | Plastic | Metal,Glass (glass gone) | Leather, Brown | SIC | None | None | 10 inch; 25 cm; convr. factors | Mixed red & black letttering | 75 | |||||||||||
| 76 | SCIENTIFIC INSTRUMENTS CO. | JAPAN | NO.1510 | 1961 | LL1-,LL2-,LL3-,DF{CF,CIF,CI,D}D,LL3,LL2,LL1 | LL0-,L,K,A{B,S,ST,T,C}D,DI,P,LL0 | 24.97 | Bamboo | Plastic | Plastic, Metal, Red line | Leather, Brown | SIC | None | None | None | Runner screw missing | 76 | |||||||||||
| 77 | COMPASS | JAPAN | NO. 1321 | DK-2 | L,LL1,DF{CF,CIF,CI,C}D,LL3,LL2 | LL0,LL00,A{B,K,CI,C}D,S,ST,T | 25.00 | Bamboo | Plastic | Plastic, Metal, Red line | Leather, Brown | COMPASS, MADE IN JAPAN | None | None | None | Crack in one runner glass | 77 | |||||||||||
| 78 | ALBERT NESTLER A. - G. | LAHR | GERMANY | A{PAINT SCRAPED OFF}D | {S,L,T} | 25.02 | Maple (?) | White Paint | Missing | Cardboard, Black | None | None | None | Circ. No. 47 Constants | 78 | |||||||||||||
| 79 | ENGINEERING INSTRUMENTS, INC | IND | USA | 250.V | MODEL 250-V | Pat. Pend. | A{B,CI,C}D,K | {S,L,T} | 24.99 | Box Wood | Plastic | Missing | None | None | None | Conversion factors on back - small print | 79 | |||||||||||
| 80 | ENGINEERING INSTRUMENTS, INC | IND | USA | Pat. Pend. | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | White Paint | Plastic, Metal, Bk line | None | None | None | Conversion factors on back - small print | 80 | |||||||||||||
| 81 | ENGINEERING INSTRUMENTS, INC | IND | USA | MODEL 10B | Pat. Pend. | A{B,CI,C}D,K | 25.00 | Box Wood | White Paint | Plastic, Metal, Bk line | Yes | None | None | Conversion factors on back - large print | 81 | |||||||||||||
| 82 | ENGINEERING INSTRUMENTS, INC | IND | USA | MODEL 10B | Pat. Pend. | A{B,CI,C}D,K | 25.00 | Box Wood | White Paint | Plastic, Metal, Bk line | Yes | None | None | Conversion factors on back - small print | 82 | |||||||||||||
| 83 | ENGINEERING INSTRUMENTS, INC | IND | USA | 250.V | MODEL 250-V | Pat. Pend. | A{B,CI,C}D,K | {S,L,T} | 24.99 | Box Wood | Plastic | Plastic, Bk line | Plastic, thin, blue | PC-6-57 (inside case) | Yes | Yes | None | Conversion factors on back - small print | 83 | |||||||||
| 84 | RICHARDSON RULE WORKS | USA | 1776 | 01/31/1911 | 03/26/1912 | K,SIN,A1{B1,CI1,C1}D1,TAN,LOG0 | 24.99 | Metal | Enamel | Missing | Leather, Cardboard, Tan | None | None | None | 84 | |||||||||||||
| 85 | D. VAN NOSTRAND CO., INC. | NY | USA | A{B,CI,C}D,K | {S,L,T} | 25.05 | Box Wood | White Paint | Plastic, Red line | Yes | None | 10 inch; 25 cm | Conversion factors on back - small print | 85 | ||||||||||||||
| 86 | EMPIRE PENCIL COMPANY | TN | USA | PEDIGREE (COPYRIGHT SYMBOL) | A{B,CI,C}D,K | {S,L,T} | 25.04 | Plastic | Plastic, Red line | None | None | None | 86 | |||||||||||||||
| 87 | EMPIRE PENCIL COMPANY | TN | USA | PEDIGREE (COPYRIGHT SYMBOL) | A{B,CI,C}D,K | {S,L,T} | 12.50 | Plastic | Plastic, Red line | Bubble pack | Yes | None | $1.29 original price printed | 87 | ||||||||||||||
| 88 | EUGENT DIETZGEN CO. | USA | CAT.NO.1732 | MANIPHASE MULTIPLEX | 500789 | 2,170,144 | 2,285,722 | Pat. Pend. | LL0,LL00,A{CF,CIF,C}D,DI,K | L,LL1,DF{B,T,ST,S}D,LL3,LL2 | 25.00 | Mahagony | Plastic | Glass, Plastic, Metal | Leather, Cardboard, Black | E D Co design; DIETZGEN SLIDE RULE | None | None | None | DECIMAL TRIG TYPE LOG LOG RULE | 88 | |||||||
| 89 | DIETZGEN | CAT. NO. 1749 | MANIPHASE-MULTIPLEX STYLE-M | DF{CD,CIF,CI,C}D,L | K,A{B,T,ST,S}D,DI | 25.00 | Metal | White Enamel | Plastic, Metal, Bk line | Leather, Cardboard, Brown | DIETZGEN | None | None | None | DECIMAL TRIG TYPE MANIPHASE RULE | 89 | ||||||||||||
| 90 | DIETZGEN | USA | 1768P | RELIANCE | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | Plastic | Plastic, Red line | Vinal, Cloth, Brown | None | None | 10 inch; 25 cm; convr. factors | 90 | |||||||||||||
| 91 | DIETZGEN | USA | 1768P | RELIANCE | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | Plastic | Missing | Vinal, Cloth, Brown | None | None | 10 inch; 25 cm; convr. factors | 91 | |||||||||||||
| 92 | DIETZGEN | USA | 1767P | NATIONAL | A{B,CI,C}D,K | {S,L,T} | 25.00 | Box Wood | White Paint | Missing | Plastic, Brown | Yes | None | None | 92 | |||||||||||||
| 93 | DIETZGEN | JAPAN | No.178 | S,K,A{B,CI,C}D,L,T | 24.89 | Plastic | Plastic, Red line | Plastic, clear & orange | None | AM/1767/ISB | None | Warped | 93 | |||||||||||||||
| 94 | DIETZGEN | USA | K,A{B,CI,C}D | {S,L,T} | 12.66 | Plastic | Missing | Vinal, Cloth, Brown | None | None | None | 94 | ||||||||||||||||
| 95 | ECOBRA | No. 1300 | A{B,C}D | {S,L,T} | 25.00 | Aluminum | Plastic, Metal, Bk line | Vinal covered bk snap box | ECOBRA No. 1300 | None | None | 10 inch; 25 cm | 95 | |||||||||||||||
| 96 | Keuffel & Esser Co. | NY | USA | 68 1100 | DECILON | 215918 | 2,422,649 | 2,500,460 | 2,534,695 | 1947&1961 | SQ1,SQ2,DF{CF,CIF,L,CI,C}D,LN0,LN1,LN2,LN3 | LN-3,LN-2,LN-1,LN-0,A{B,T,SRT,S,C}D,DI,K | 24.90 | Plastic | Glass, Plastic, Metal | Leather, Brown | K&E 10 DECI-LON | Yes | Yes | None | K&E Slide Rules book C 1962 | 96 | ||||||
| 97 | PICKETT | USA | 140 | MICROLINE | 97 | |||||||||||||||||||||||
| 98 | PICKETT | USA | N902-T | SIMPLEX TRIG | 98 | |||||||||||||||||||||||
| 99 | PICKETT | USA | NO. 120 | 99 | ||||||||||||||||||||||||
| 100 | PICKETT | USA | N800-ES | LOG LOG SPEED RULE | 100 | |||||||||||||||||||||||
| 101 | PICKETT | USA | N-515-T | ELECTRONIC | 101 | |||||||||||||||||||||||
| 102 | PICKETT | USA | N-500-ES | HI LOG LOG | 102 | |||||||||||||||||||||||
| 103 | PICKETT | USA | 140 | MICROLINE | 103 | |||||||||||||||||||||||
| 104 | PICKETT | USA | 140 | MICROLINE | 104 | |||||||||||||||||||||||
| 105 | PICKETT | USA | 140 | MICROLINE | 105 | |||||||||||||||||||||||
| 106 | PICKETT | USA | 140 | MICROLINE | 106 | |||||||||||||||||||||||
| 107 | PICKETT | USA | 140 | MICROLINE | 107 | |||||||||||||||||||||||
| 108 | PICKETT | USA | 140 | MICROLINE | 108 | |||||||||||||||||||||||
| 109 | PICKETT | USA | 140 | MICROLINE | 109 | |||||||||||||||||||||||
| 110 | PICKETT | USA | 140 | MICROLINE | 110 | |||||||||||||||||||||||
| 111 | PICKETT | USA | 140 | MICROLINE | 111 | |||||||||||||||||||||||
| 112 | PICKETT | USA | 121 | MICROLINE | 112 | |||||||||||||||||||||||
| 113 | PICKETT | USA | 120T | MICROLINE | 113 | |||||||||||||||||||||||
| 114 | PICKETT | USA | 120 | MICROLINE | 114 | |||||||||||||||||||||||
| 115 | PICKETT | USA | 120 | MICROLINE | 115 | |||||||||||||||||||||||
| 116 | PICKETT | USA | 120 | MICROLINE | 116 | |||||||||||||||||||||||
| 117 | PICKETT | USA | 120 | MICROLINE | 117 | |||||||||||||||||||||||
| 118 | PICKETT | USA | 120 | MICROLINE | 118 | |||||||||||||||||||||||
| 119 | PICKETT | USA | 120 | MICROLINE | 119 | |||||||||||||||||||||||
| 120 | PICKETT | USA | 120 | MICROLINE | 120 | |||||||||||||||||||||||
| 121 | PICKETT | USA | 120 | MICROLINE | 121 | |||||||||||||||||||||||
| 122 | PICKETT | USA | 120 | MICROLINE | 122 | |||||||||||||||||||||||
| 123 | PICKETT | USA | N904-ES | TRIG AND DECIMAL KEEPER | 123 | |||||||||||||||||||||||
| 124 | PICKETT | USA | 80 |