Kueffel & Esser Pickett Slide Rules and Misc

Getting all pictured

12pc GENTLEMAN'S LOT Including WWII US Imperial pocket knife, case xx pocket knife, Kueffel Esser slide rule in case, sterling silver Boy Scout award tie tack and 1939 wheat penny. ; Condition - Rust

BOOK AND SLIDE RULE LOT ACUMATH ACUMATH NO. 500 MATH, STERLING 10' SLIDE RULE NO. 584, KEUFFEL & ESSER C CLOTH, PICKETT BOOK "HOW TO USE BASIC SLIDE RULES", "THE LOG LOG DUPLEX TRIG SLIDE RULE" BOOK K

Ten (10) Keuffel & Esser (K&E) Slide Rules. 1st item: K&E 4061 Polyphase Duplex slide rule. Comprised of two-sided celluloid coated mahogany, with frameless glass cursor with plastic edges held togeth

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

"Pickett All-American Slide Rules" Trade sign, a large operational slide rule, in yellow painted surface. 86" x 11" A selection from

A mixed selection of vintage slide rules by Pickett, including: one Model 1010-ES Trig, one Model 1010-T Duplex, one Model N902-ES Simplex Trig, and one Model N-515-T Electronic for CIE. All include b

A trio of vintage slide rules by Pickett, including: one Model N803-ES Dual Base, one Model N1010-ES Powertrig, and one PR-13 Projection Rule. All pieces come complete with original boxes, leather cas

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.

double sided, 84" x 10 1/2"

A Keuffel & Esser Co., New York mahogany slide rule, first half 20th century, raised on small cast iron feet, fitted into an ebonized case, together with a similar German slide rule in a teak wood cas

Keuffel & Esser slide rule & gradient tool, both in case. In the slide rule the name "Lewis" is scratched in the center bottom, it has serial, or model number 4087T,small brown stain spots throughout

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

PICKETT SLIDE RULE MODEL 4-ES | VINTAGE COLLECTIBLE SLIDE RULER ARCHITECT ALGEBRA/TRIGONMETRY LEATHER CALIFORNIA SADDLE CASE CONDITION ALIGNS WITH VINTAGE WEAR CASE AND RULER MONOGRAMMED DUAL-BASE LOG

Includes leather case and original box

#4092-3

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

Also includes: Goodell-Pratt Company hand drill, Stanley reticulated drill, K & E Log Log Duplex slide rule and Pickett slide rule.

Includes circular concise slide rule, Pickett slide rule, technical supply co drafting set, magnifying glass and 8" triangle template. LR IMPORTANT: Before bidding, please read the terms and condition

Also includes 1929 Connecticut license plate and Pickett slide rule. IMPORTANT: Before bidding, please read the terms and conditions. When you registered for the auction you agreed to these terms and

(2) VINTAGE DRAFTING TOOLS Includes: Map wheel compass made in Germany, in original leather case & Keuffel Esser slide rule in leather case ; Condition - Scuffs to ruler case ; Measures: Case is 13" 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

Getting all pictured in box

Lot of two vintage slide rules. Each includes a case, one can snap shut. Each slide rule reads as KEUFFEL & ESSER CO. Includes patent info. Wear is consistent with age and use. Each measures approx 12