KEUFFEL & ESSER CO 4081-3 LOG LOG DEPLUX DECITIRIG

KEUFFEL & ESSER CO 4081-3 LOG LOG DEPLUX DECITIRIG WITH CASE PATS; 2500460, 2168056,2170144,2285722, 2422649 | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING

KEUFFEL & ESSER CO 4081-3 LOG LOG DEPLUX DECITIRIG WITH CASE PATS; 2500460, 2168056,2170144,2285722, 2422649 | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING

DESCRIPTION: Vintage Keuffel & Esser Co. log log duplex decitrig slide rule featuring marks for calculating various mathematical functions from arithmetic to trigonometry to algebra. Includes orange l

Keuffel & Esser Company 4081-5 twenty inch mahogany slide rule coated with white celluloid on both sides and held together with metal end pieces, in a protective leather case. Marked. Case measures ap

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

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

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

Keuffel & Esser Co wooden cased compass, 3.75 x 3.75 inches. US Engineer Corps WWII Cruchon & Emons Berne #78970, 1953 US Army compass by Fee and Stmwedel.

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

Early Keuffel & Esser transit, model #5126, serial #18930. 12 1/2" x 9 3/4" x 7 1/2" Ht..

Keuffel & Esser Co. Survey Transitserial no. 33306, brass construction, with original wooden box having 1958 repair ticket. Included are two unrelated wooden surveyor's tripods. Box 8-3/4 x 12-1/2 x 5

In fitted case, approximate height of case 6 1/4", width 8 3/8", depth 6".

Integrator and parts very clean, untested. Box measures 13 3/4 x 16 3/4 x 3 1/2 inches.

Keuffel & Esser Co. Lettering Set in Box - Vintage. Size: 1.75h x 16.25L x 3.75w

Precision instrument for drafting etc, the original wood carrying case. Approx 2 inches wide by 18 inches long by 1 inches tall. Wood case Approx 3.5 inches wide by 19 inches long by 2 inches deep. We

Seven (7) Keuffel & Esser (K&E) duplex slide rules, including two (2) 4160 Chemist's slide rules; one (1) N4081-5 20" Log Log Decitrig slide rule; one (1) 68-1200 Log Log Duplex slide rule; one (1) 40

A Lacquered Brass Wye Level Keuffel & Esser Co., New York, NY, Late 19th/Early 20th Century Length of scope 10 3/4 inches.  Property from the Estate of Peter F. Stone, Buchanan, Michigan

Keuffel& Esser Co. Leroy lettering set and slide rule model no.4081-5 (comes with brown leather case that is missing the top flap). WescosaQuality tools come in a black carrying case that is marked 20

Lot of two vintage compass. One Keuffel & Esser Co. New York and a folding Sundial compass in brass case. Measure 1 3/4" diameter and 3" x 2" (sundial).

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.

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.

KEUFFEL AND ESSER CO. NEW YORK - #86971 - 18 1/2" X 3 3/4"

HO ga, R5468 St Regis Paper Co loco set, 3 #R2344 log car set, orig boxes & inserts, C9-10.

"ALERT HOSE CO. NO. 3" - 1860'S - LISTS MEMBERS AND DUES