FREDRICK POST CO. NO 1460 SLIDE RULE WITH CASE

FREDRICK POST CO. NO 1460 SLIDE RULE WITH CASE | VINTAGE COLLECTIBLE SLIDE RULER ARCHITECT ALGEBRA/TRIGONMETRY -LEATHER CASE (MONOGRAMMED INNER FLAP) -HS5621

In Box with Case and Book.

FREDRICK POST CO., NO. 1446-D STUDENT SLIDE RULE | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -RED CASE -HS5721

| VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -BLACK CASE -HS5721

FREDRICK POST CO. 1447 SLIDE RULER IN GRAY CASE | VINTAGE COLLECTIBLE SLIDE RULER ENGINEER ARCHITECT ALGEBRA/TRIGONMETRY -PLASTIC GRAY CASE -ITEM 3/3 -HS5621

FREDRICK POST CO. 1447 SLIDE RULER IN GRAY CASE | VINTAGE COLLECTIBLE SLIDE RULER ARCHITECT ALGEBRA/TRIGONMETRY ENGINEER -PLASTIC GRAY CASE -ITEM 2/3 -HS5621

FREDRICK POST CO. 1447 SLIDE RULER IN GRAY CASE | VINTAGE COLLECTIBLE SLIDE RULER ARCHITECT ALGEBRA/TRIGONMETRY PLASTIC GRAY CASE -ITEM 1/3 -HS5621

FREDRICK POST CO.,NO 1461,VERSALOG, HEMMI, JAPAN 6" | VINTAGE SLIDE RULER ARCHITECT ALGEBRA LEATHER CASE/TOP GRAIN COWHIDE -GREAT CONDITION -HS5621

FREDRICK POST NO. 1444K HEMMI JAPAN SLIDE RULE | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -CASE -HS5721

A pair of vintage Japanese Hemmi slide rules, including: one Frederick Post No. 1461 model and one No. 1460 Versalog with SN#612805. Both made in Bamboo with individual leather cases, excellent workin

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

Lot of 6 pieces. Vintage Eugene Dietzen Co decimal trig log slide rule with leather case. Measures approx. 12.5 inches long. Group of 5 Adams glass slides labeled Anti D Anti B Anti A. Measure approx.

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

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

A 1966 Keuffel and Esser Co. Jet-Math slide rule #68-1576. Comes in original packaging with manual and case. Made in USA. Box measures 14 1/2" x 7". *notes- regular wear from age and storage.

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.

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 CO NO. 461294 PAT. APRIL 1'24 | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -DAMAGED CASE (SEE IMAGES)

KEUFFEL & ESSER CO 4061 6" | VINTAGE COLLECTIBLE SLIDE RULE RULER ARCHITECT ALGEBRA TRIGONMETRY ENGINEER TOOL DRAFTING -CONDITION ALIGNS WITH VINTAGE WEAR -CASE (DAMAGED) -HS5721

Vintage NOS Teledyne Post 10" Versatrig "Hemmi Japan" bamboo slide rule (44CA-500). In original box with instruction booklet, warranty paper, case and slide rule. Box is 15" x 7 1/2".

Thacher's Calculating Instrument, Cylindrical Slide-Rule, Keuffel & Esser Co., in original box, case is 24" by 6.75 by 6.25". In great condition.

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

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

4 high precision measurement instruments, includes NSK, Nippon Sokutei slide rule, "DSI" instrument in case, Keuffel & Esser Co. Paragon in case & Germer Graph Analogue, Model GA-103, in original case