Collectibles > Science & Medicine (1930 Now) > Engineering > Slide Rules

Mathema 2/84n Faber Castell Slide Rule. Very Rare.

Stanley Great Turnstile London England Fuller Calculator Spiral Slide Rule

Stanley Great Turnstile London England Fuller Calculator Spiral Slide Rule

Retro Calculator: Vintage Charpentier Calculimetre Multidisc Circular Slide Rule

The Sheppard Duodecimal Cubing Slide Rule By W. F. Stanley

Verlag Chemie Faber Castell Slide Rule. Rechenschieber. Rare.

Rare Calculimetre G. Charpentier Brevete S. G. D. G Circa 1882 Circular Slide Rule

Rrrrare Circular Slide Rule Calculimetre Charpentier Type 2 With Leather Pouch

Vintage Boiler Efficiency Calculator Gas Slide Rule Graphic Calculator Co

Vintage Calculimetre Slide Rule Keuffel And Esser Surveying Equipment

Vintage 1960 Arlton Conversion Slide Rule Circular Logarithmic Calculator Rare

Wwii German Logarithmic Slide Rule Drp – Nestler 23 Rare

Vintage South Bend Lathe 6” Steel Rule Usa

Antique Mathematical Loga Cylindrical Calculator Slide Rule - Exc,

Vintage Kern Aarau Ruler Sin Cos Drafting Drawing Slide Rule

2/83n Faber Castell Slide Rule. (rechenschieber)

Teledyne Post 44ca - 600 Versalog Bamboo. 24 Scales. Made 1973 - 1975 Bat Wing Logo

Teledyne Post 44ca - 600 Versalog Ii. Bamboo. 24 Scales. Made Only 3 Years 1973 - 1975

7 Foot Pickett Slide Rule Teacher ' S Aide Rare Vintage

Vintage Pickett Circular Slide Rule Model 111 - Es Rare

Vintage Pickett Circular Slide Rule Model 111 - Es Rare

Keuffel & Esser K&e Deci - Lon 10 68 - 1100 Slide Rule, Box, Book, Case Looks

With Book World Most Complex Pocket Slide Rule Flying Fish 1200 Rare

Vtg Pocket Slide Rule Calculator Mechanical Computer Soviet Russian Kl - 1 Rare

French 1960s Vintage Slide Rule Math / Engineering Made In France

Vintage Fredrick Post Hemmi Bamboo Versalog Slide Rule With Leather Case Rare

Teledyne Post 44ca - 600 Versalog Hemmi. Looks Good, Complete, .

Teledyne Post 44ca - 600 Versalog Ii. Bamboo. 24 Scales. Made 1973 - 1975.

Teledyne Post 44ca - 600 Versalog Ii. Bamboo. 24 Scales. Made Only 3 Years 1973 - 1975

1966 Vintage Keuffel & Esser Co. Slide Rule, Duplex Decitrig 68 - 1210

2/83 Novo Duplex Faber Castell Slide Rule.

2/83n Faber Castell Slide Rule. (rechenschieber)

Vtg Pocket Slide Rule Ruler Sic 5510 Scientific Instruments Japan Leather Case

Vintage Kel - Co Class Calculator Thoroughbred Horse Race Handicapping Slide Rule

1968 Atlas Chemical Industries Data Guide For Sorbo / Conversion Calculator

Vtg Teledyne Post 44ca - 600 Versalog Slide Rule W/ Case Exc

1970 Faber - Castell Slide Rule Novo - Biplex 2/83n Cib;made In Germany

Pickett Model 17 Blackbody Slide Rule. Extremely Rare.

Vintage Douglas Aircraft Pickett Pocket Slide Rule 1951

Vintage K & E 10 & Rare 5 Inch Redwood & Celluloid Slide Rule, Pat June 8 1900

K - E 68 1100 Deci - Lon Made Usa 1947 Vintage Keuffel & Esser Co Slide Ruler

Rare Analon K&e Dimensional Analysis 68 - 1400 Slide Rule

Otis King Model K Cylindrical Slide Rule

Dempster Rotarule Model Aa Circular Slide Rule

Rare Drgm Albert Nestler Electro N. 37 Slide Rule

Faber - Castell 2/83 Novo Duplex Slide Rule With Case Made In Germany

Vintage 1958 Kearney & Trecker Chip Volume, Speed, And Feed Calculator

Keuffel & Esser Co. /t. Alteneder & Sons Rulers In Wood Box (llee797)

Vtg Teledyne Post Versalog 44ca - 600 Slide Rule With Case

Faber Castell 2/83 Novo Duplex Slide Rule In Plastic Storage Case

Teledyne Post 10 " Versalog Ii Slide Rule 44ca - 600

Vtg Teledyne Post 44ca - 600 Slide Ruler Versalog Case Wrap

Curta Calculator Type 2, Serial Number 536973

Scientific Instruments Co. No 1510 Engineer ' S Slide Rule Japan 1961 With Case

Vintage Kearney & Trecker Chip Volume Speed And Feed Calculator Slide Chart

Mathema 2/84 Faber Castell Full Hyperbolic Slide Rule. Very Rare.

Vtg Teledyne Post 44ca - 600 Slide Ruler Versalog Case Wrap

Kearney & Trecker Chip Volume Speed And Feed Calculator W Instructions

Vintage Addiator Universal Standard Model West Germany Early Calculator

Vintage Addiator Universal West German Calculator With Stylus

Antique Wooden Stanley Large Slide Rule Calculator

Analon K&e Dimensional Analysis 68 - 1400 Slide Rule. Rare.

Hemmi 19 - Inch Slide Rule Model No. 200 (unmarked) W/ 24 Scales | Rare Sliderule

Vintage Pickett All Metal Slide Rule 6” Yellow Ruler Tool Model N 3p - Es

Vintage Rare Pickett All Metal Slide Rule Model N 16 Es

Vintage Keuffel & Esser Pocket Slide Rule Deci - Lon 68 1130 K&e With Case

Teledyne Post Versalog Ii 44ca - 600, Bamboo, 24 Scales, Leather Case

Vtg Keuffel & Esser Co Ny K&e Cooke Radio Slide Rule 681460 With Leather Sheath

Ross Precision Computer, Circular / Spiral Slide Rule

Er - Pickett Twin Pack Slide Rule - N3es/n600es

Pickett Circular Slide Rule Model 111 Es

Pickett Twin Pack All - Metal Slide Rules N3 - Es N600 - Es - -

German Faber Castell 2/83 Slide Rule - Old Stock

Alro 600e Electrical Slide Rule. Very Rare " Ela4 " Model.

Teledyne Post Versalog 44ca - 600 Slide Rule, Case & Book

Keuffel & Esser Thacher’s Calculating Instrument

Hemmi Slide Rule Model 301a, Frequency Response For Control Engineers

Teledyne Post Versalog Ii 44ca - 600. Bamboo. 24 Scales.

Otis King Pocket Calculator Made In England

Vintage 1947 K&e Keuffel & Esser 4181 - 1 Log Log Pocket 7 " Slide Rule W/ Case

Sama & Etani Circular Slide Rule Model 200 With Hewlett Packard (hp) Advertising

Vintage Frederick Post 1441 Pocket Slide Rule Hemmi Japan In Case

Teledyne Post Versalog Slide Rule, 44ca - 600, Bamboo, 24 Scales, Leather Case

Vintage 1940 ' S K E Slide Rule Rare Magnifier Cursor Wi/ Orig Leather Case

Scientific Instruments Co. Professional Circular Slide Rule No. 120 1962 Sic

Radio Transmission Line Calculator Smith Chart By Analog Instrument, Mega Rule

Vintage Post Co. No 1447 Slide Rule With Instructions Nos

Vintage 1979 Soviet Russian Ussr Slide Rule No. 5161 - 72 270 Mm & Case

The Slide - Rule, And How To Use It (paperback Or Softback)

The Slide Rule And How To Use It - 1957

Vintage 1971 Horse Racing Collectible Kel - Co Class Calculator Handicapping Tool

Very Old And Rare Chinese Jiangshi Type Yi (b) Slide Rule With Book

Vtg. Frederick Post 1441 Pocket Slide Rule With Leather Case

Keuffel & Esser Co. Wood Beginner ' S Slide Rule Ruler 4058w K&e Ny N. Y. Usa

1953 The Slide Rule And How To Use It With Answers With No Writing Inside

Vtg 1947 Keuffel & Esser K&e Log Log Duplex Decitrig Slide Rule W/ Leather Case

Pickett Slide Rule Booklet, " How To Use Dual Base Log Log Slide Rules " - Hartung

How To Use A Slide Rule - Dietzgen - 1942 Booklet - 18 Pages Softcover

The Slide Rule And How To Use It Book With Old Slide Rule By Hobart Sommers 1959

Vintage Keuffel & Esser Co. Slide Rule W/ Leather Case

Vintage Acu Math No 600 Slide Rule With Case -

Vintage Pickett Scientific Slide Ruler, Hard Leather Case Model N803 - Es

Vintage Sun Hemmi Bamboo Slide Rule No 153 W/case Made In Occupied Japan

2 Vintage West Germany Addiator Universal Standard Model Pocket Adding Machines

Vintage Albert Nestler A. G Lahri/b D. R. P. Elektro No. 37 Slide Rule

Vintage Futurmill Chip Volume Speed And Feed Calculator Slide Rule 1962

Vintage Sans & Streiffe Slide Rule No. 310 With Case.

Vintage Abrams Photogrammetric Computer Circular Slide Rule 1942

Vintage Keuffel & Esser Co. Slide Ruler K, E 4053 - 3 Complete With Leather Case

Sans & Streiffe Model 311 Slide Rule

The Slide Rule And How To Use It With Answers And With A Slide Rule 1942

Vintage Pickett 803 - Es Slide Rule With Case

Frederick Post 1447 Slide Rule Ruler Sun Hemmi Japan Box

Teledyne Post Versalog 44ca - 600 Slide Rule With Matching Case

Vintage Sun " Hemmi " Bamboo Slide Rule - No. 153 - Made In Japan.

Teledyne Post Versalog 44ca - 600 Slide Rule With Case

Vintage Scientific Instrument Flying Fish Slide Rule 1003 34 Scales Book

2/83n Faber Castell Slide Rule.

Lafayette Decimal Log With Leather Case 99 - 7099 Made In Japan

Large Grouping Of Vintage Slide Rulers & Drafting Table Straight Edges