3 Dietzgen Slide Rules

10" Polymath Multiplex No. 1744, 10" Mack Improved Automatic Adjusment, No. 17623, 5" Redi-Rule No. 1771

Group of 4 vintage Dietzgen slide rules. Includes a 1942 1768P Reliance with original case, box and instruction booklet, a 1950 Maniphase Multiplex Decimal Trig Type Log Log Rule no. 1732 in original

DIETZGEN SLIDE RULE 6" WITH LEATHER CASE U.S.A. | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -CASE -HS5721

KEUFFEL & ESSER CO. NY NO. 4002-3 SLIDE RULE pAT jUNE5'00, DEC 22 '08, APRIL1 '24 | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VIN

EUGENE DIETZGEN CO 10" SLIDE RULE WITH CASE | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -CASE -HS5721

Keuffel and Esser (K&E) slide rules, including one (1) Nordell Sewer Slide Rule; one (1) 4160 Chemist's 10" Mahogany Duplex slide rule; and one (1) 4088-3 Polyphase Duplex Slide Rule. All comprised of

Seven (7) circular slide rules, including Dietzgen 1798 Dempster RotaRule Model AA, Loga. 1st item: Dietzgen 1798 Dempster RotaRule Model AA 50-Inch Pocket slide rule, designed and manufactured by Jac

THE BINARY CIRCULAR SLIDE RULE COPYRIGHTED 1931,1940 WITH BOOKLET | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -CASE

A mixed lot of four vintage German slide rules, including: one Dietzgen N1733 Polymath Multiplex Delcimal Trig Type Log Log, one Weber #4281, one Nestler Mercur Nr. 0401, and one Reiss Reitz in all me

A compiled grouping of measuring tools. Rulers, K&E 4080-3 Log Log Duplex trig slide rule. Noris USA drafting set, Correx Gramm meter, rulers etc

A 1966 Keuffel and Esser Co. Jet-Math 68 1576 slide rule with original box, instructions and case. Slide Rule is marked 4161-3. Made in USA.

Group of Keuffel and Esser Company Machinist's Tools: Included 3 different protractors in envelopes (one damaged), slide rule manual, anvil drop pen and pencil 914 with box, draftsman dry clean pad 30

KEUFFEL & ESSER CO NO. 4053-3 BOX CASE BOOKLETS POLYPHASE | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -GREAT GREEN L

LOT 2 SLIDE RULER AND SLIDE RULE BOOK CONTAINS: "THE SLIDE RULE AND LOGARITHMIC TABLES BY CLARK, PICKET n902-es SIMPLEX TRIG SLIDE RULE, KEUFFEL & ESSER CO n4053-3 PAT1,934,232 | VINTAGE COLLECTIBLE S

Two Stanley 'Fuller Calculator' Cylindrical Slide Rules, 20th century, bakelite and mahogany, each fitted in its original mahogany travel case. Dimensions:dimensions of case 4 3/4 x 18 x 4 1/4in

A mixed lot of four vintage slide rules by various makers, including: one antique K&E No. 4053-3, one Teledyne Post Hemmi No. 44BA-470, one 1962 American Oil Co. Discounted Cash Flow slide rule, and o

INCLUDING DIETZGEN, POST, LUTZ, PICKETT, KEUFFEL, & MORE. ORIGINAL AS FOUND CONDITION. UNKNOWN IF COMPLETE.

K&E and Dietzgen

Group of 6 vintage Keuffel and Esser slide rules. Includes a Beginner's slide rule #4058, a 4153-1, a N4081-3, a N-4053-3>, a 4094 merchants and a 68 1434. All come with cases. One has original box as

Lot of 5 vintage Pickett all metal slide rules with cases. Includes a model N4-ES, a model N803-T, a model N 800-T, a model N 3-T and a 1947 model 2. *notes- some wear on cases.

A collection of six vintage slide rules by K&E, including: one N4080-3 Log Log Duplex Trig SN#559691, one 4092-3 SN#257384, one N4053-3 SN#037321, one N4041 Mannheim, one 4055 Favorite Mannheim, and o

Group of 5 vintage Keuffel and Esser slide rules with cases. Models include 4070-3, 4090-3, N4053-3 and two 4081-3, one with original box. Made in USA. *notes- wear on box and cases.

London; c. 1900. Fuller spiral slide rule / calculator by Stanley with original mahogany dovetailed case. 17" (43.3 cm)

Oversized Framed Slide rule. Theta Tau Slide Rule Presented to C. Robert Nysmith. Spring 1956-- Dimensions: H: 19 inches: W: 52 inches: D: 3 inches ---