FREDRICK POST CO., NO. 1446-D STUDENT SLIDE RULE

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

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

| 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

In Box with Case and Book.

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

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

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

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. Pocket Slide Rule in original packaging. Comes with leather sheath and instruction manual. Made in USA.

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.

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 & 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".

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

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

ASSORTED NICKEL-PLATE SINGLE-ARM KEROSENE STUDENT LAMPS, LOT OF THREE, comprising a "Post & Co.", a "THE GERMAN STUDENT LAMP", and a Cincinnati Lamp & Post Co. example. Various makers. Fourth quarter

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.

Great looking large double post student lamp with the last patent date of 1879. Very ornate font and base. One shade is cracked, Nicely polished and electrified. Excellent