Slide Rules | Surplus Network

VTG Jason No. 802 Slide Rule with Brown Leather Case Made in Japan Ruler

USA

VTG Jason No. 802 Slide Rule with...

$29.95 USD

VTG Jason No. 802 Slide Rule with...

$29.95 USD

RIEGER CIRCULAR SLIDE RULE , ALUMINIUM ,MUSEUM PIECE

Germany

RIEGER CIRCULAR SLIDE RULE ,...

$29.95 USD

RIEGER CIRCULAR SLIDE RULE ,...

$29.95 USD

Vintage Pickett Metal Slide Rule Model N902-ES Simplex with Case

USA

Vintage Pickett Metal Slide Rule...

$18.99 USD

Vintage Pickett Metal Slide Rule...

$18.99 USD

Vintage Slide Rule PICKETT MODEL 61 in Case

USA

Vintage Slide Rule PICKETT MODEL 61...

$18.99 USD

Vintage Slide Rule PICKETT MODEL 61...

$18.99 USD

Vintage Houdry Dabco Concise Circular Slide Rule & Conversion Tables w/ manual

USA

Vintage Houdry Dabco Concise Circular...

$25.00 USD

Vintage Houdry Dabco Concise Circular...

$25.00 USD

VINTAGE ARITHMA ADDIATOR ADDING MACHINE CALCULATOR w CASE GERMANY METAL

USA

VINTAGE ARITHMA ADDIATOR ADDING...

$45.00 USD

VINTAGE ARITHMA ADDIATOR ADDING...

$45.00 USD

Vintage Sans & Streiffe No. 312 Slide Rule With Case

USA

Vintage Sans & Streiffe No. 312 Slide...

$29.99 USD

Vintage Sans & Streiffe No. 312 Slide...

$29.99 USD

Vintage Pickett & Eckel Slide Rule & Leather Case Model 1006

USA

Vintage Pickett & Eckel Slide Rule &...

$29.99 USD

Vintage Pickett & Eckel Slide Rule &...

$29.99 USD

Vintage Frederick Post Co. No. 1450 Slide Rule Hemmi Japan

USA

Vintage Frederick Post Co. No. 1450...

$29.99 USD

Vintage Frederick Post Co. No. 1450...

$29.99 USD

Vintage PICONICS Incorporated Microelectric Reacitve Devices 1968 Slide Rule USA

USA

Vintage PICONICS Incorporated...

$29.99 USD

Vintage PICONICS Incorporated...

$29.99 USD

Vintage Pickett Model 500 ES Hi-Log Speed All Metal Slide Rule with Leather Case

USA

Vintage Pickett Model 500 ES Hi-Log...

$29.99 USD

Vintage Pickett Model 500 ES Hi-Log...

$29.99 USD

NOS Pickett Model 120 Trainer Slide Rule Original Box Paperwork WOW! See Pix!!

USA

NOS Pickett Model 120 Trainer Slide...

$17.99 USD

NOS Pickett Model 120 Trainer Slide...

$17.99 USD

Vintage Industrial Engineering Advertising Old School Slide Charts

USA

Vintage Industrial Engineering...

$17.99 USD

Vintage Industrial Engineering...

$17.99 USD

Vintage FABER CASTELL No 87/92 SLIDE Rule

USA

Vintage FABER CASTELL No 87/92 SLIDE...

$10.00 USD

Vintage FABER CASTELL No 87/92 SLIDE...

$10.00 USD

reprint 1880 John Rabone Carpenter

USA

reprint 1880 John Rabone Carpenter's...

$10.00 USD

reprint 1880 John Rabone Carpenter's...

$10.00 USD

Antique Wood and Celluloid A. W. Faber Slide Rule D. R. P.

USA

Antique Wood and Celluloid A. W....

$20.00 USD

Antique Wood and Celluloid A. W....

$20.00 USD

Vintage Engine Divided PIC SLIDE Rule No F.3654 / PC8 Made in England

USA

Vintage Engine Divided PIC SLIDE Rule...

$20.00 USD

Vintage Engine Divided PIC SLIDE Rule...

$20.00 USD

Vintage Slide Rule Tektronix Time Domain Reflectometry

USA

Vintage Slide Rule Tektronix Time...

$20.00 USD

Vintage Slide Rule Tektronix Time...

$20.00 USD

1955 SLIDE RULE AND HOW TO USE IT EXAMPLES PROBLEMS & ANSWERS BOOK C.C. BISHOP

USA

1955 SLIDE RULE AND HOW TO USE IT...

$20.00 USD

1955 SLIDE RULE AND HOW TO USE IT...

$20.00 USD

(B20) Pickett 800T Slide Rule w/ Leather Holster Case

USA

(B20) Pickett 800T Slide Rule w/...

$20.00 USD

(B20) Pickett 800T Slide Rule w/...

$20.00 USD

Vintage EDX Electronics Date Finder Grommeted Circular Slide Rule USA

USA

Vintage EDX Electronics Date Finder...

$24.99 USD

Vintage EDX Electronics Date Finder...

$24.99 USD

Vintage Engineering Advertising Boiler Steam Cost Slide Charts + Concise no. 32

USA

Vintage Engineering Advertising...

$24.99 USD

Vintage Engineering Advertising...

$24.99 USD

Vintage DIWA Manufacturing Co. Denmark Technical No 201 SLIDE Rule Mahogany Case

USA

Vintage DIWA Manufacturing Co....

$30.00 USD

Vintage DIWA Manufacturing Co....

$30.00 USD

Vintage PIckett Slide Rule Microline 140 Original Case Made in USA

USA

Vintage PIckett Slide Rule Microline...

$30.00 USD

Vintage PIckett Slide Rule Microline...

$30.00 USD

USSR SOVIET MECHANICAL CALCULATOR CIRCULAR SLIDE RULE POCKET TYPE with manual

Ukraine

USSR SOVIET MECHANICAL CALCULATOR...

$30.00 USD

USSR SOVIET MECHANICAL CALCULATOR...

$30.00 USD

Vintage KEUFFEL & ESSER Co NY No 4090-3S Slide Rule with Leather Case

USA

Vintage KEUFFEL & ESSER Co NY No...

$27.50 USD

Vintage KEUFFEL & ESSER Co NY No...

$27.50 USD

G.E.Fluorescent Lighting Calculator

USA

G.E.Fluorescent Lighting Calculator

$27.50 USD

G.E.Fluorescent Lighting Calculator

$27.50 USD

Vintage UNIQUE LOG LOG Slide Rule with Box Made in England

USA

Vintage UNIQUE LOG LOG Slide Rule...

$18.00 USD

Vintage UNIQUE LOG LOG Slide Rule...

$18.00 USD

Gerber Variable Scale Slide Rule Model TP007100B P/N 2843935 in Original Case

USA

Gerber Variable Scale Slide Rule...

$129.99 USD

Gerber Variable Scale Slide Rule...

$129.99 USD

Elemoto Screw & Woodruff Key Selector Slide-Rule Type NICE Drafting-Machinist

USA

Elemoto Screw & Woodruff Key Selector...

$11.99 USD

Elemoto Screw & Woodruff Key Selector...

$11.99 USD

THACHERS CALCULATING INSTRUMENT Model 4012 KEUFFEL & ESSER CO RARE COLLECTIBLE

USA

THACHERS CALCULATING INSTRUMENT Model...

$799.99 USD

THACHERS CALCULATING INSTRUMENT Model...

$799.99 USD

Vintage Pickett 7

USA

Vintage Pickett 7' Slide Rule...

$350.00 USD

Vintage Pickett 7' Slide Rule...

$350.00 USD

Concise Lafayette Circular Slide Rule # 270 Made in Japan VGC Rare

USA

Concise Lafayette Circular Slide Rule...

$31.99 USD

Concise Lafayette Circular Slide Rule...

$31.99 USD

VINTAGE ARITHMA ADDIATOR ADDING MACHINE CALCULATOR, METAL

USA

VINTAGE ARITHMA ADDIATOR ADDING...

$49.00 USD

VINTAGE ARITHMA ADDIATOR ADDING...

$49.00 USD

PICKETT MODEL N902-T SLIDE RULE SIMPLEX TRIG TRIGONOMETRY WITH CASE

USA

PICKETT MODEL N902-T SLIDE RULE...

$19.99 USD

PICKETT MODEL N902-T SLIDE RULE...

$19.99 USD

Vintage Frederick Post Co. Versalog Slide Rule 1462 with Brown Leather Case

USA

Vintage Frederick Post Co. Versalog...

$19.99 USD

Vintage Frederick Post Co. Versalog...

$19.99 USD

Set of 3 Slide Rules Sterling Precision Pickett 80 in Case with instructions

USA

Set of 3 Slide Rules Sterling...

$19.99 USD

Set of 3 Slide Rules Sterling...

$19.99 USD

Vintage HTF CELLULOID VERSON TONNAGE CALCULATOR FOR STEEL PRESSES

USA

Vintage HTF CELLULOID VERSON TONNAGE...

$19.99 USD

Vintage HTF CELLULOID VERSON TONNAGE...

$19.99 USD

K&E Log Log Duplex Decitrig Slide Rule With Case 681210 1947

USA

K&E Log Log Duplex Decitrig Slide...

$19.99 USD

K&E Log Log Duplex Decitrig Slide...

$19.99 USD

PICKETT & ECKEL 800-T Chicago Slide Ruler Original Vintage Leather Case

USA

PICKETT & ECKEL 800-T Chicago Slide...

$19.99 USD

PICKETT & ECKEL 800-T Chicago Slide...

$19.99 USD

Radio Transmission Line Calculator Smith Chart by Analog Instruments + Mega Rule

USA

Radio Transmission Line Calculator...

$55.00 USD

Radio Transmission Line Calculator...

$55.00 USD

Pickett Power Log Exponential Slide Rule N3T with Leather Case

USA

Pickett Power Log Exponential Slide...

$55.00 USD

Pickett Power Log Exponential Slide...

$55.00 USD

VTG antique Dietzgen Binary Atlas Slide Rule cw 1931 1940 8.25" Diameter w/ Case

USA

VTG antique Dietzgen Binary Atlas...

$40.00 USD

VTG antique Dietzgen Binary Atlas...

$40.00 USD

KEUFFEL & ESSER ROLLING PARALLEL RULER IN ORIGINAL BOX

USA

KEUFFEL & ESSER ROLLING PARALLEL...

$40.00 USD

KEUFFEL & ESSER ROLLING PARALLEL...

$40.00 USD

1968 Circular Slide RULE LOGARITHMIC KL-1 manual rules Moscow Soviet Russia USSR

Ukraine

1968 Circular Slide RULE LOGARITHMIC...

$40.00 USD

1968 Circular Slide RULE LOGARITHMIC...

$40.00 USD

Aristo Hyperblog No 0971 Slide Rule + Hoffman No 601 Slide Rule

Peru

Aristo Hyperblog No 0971 Slide Rule +...

$67.00 USD

Aristo Hyperblog No 0971 Slide Rule +...

$67.00 USD

Vintage KEUFFEL & ESSER K+E DECI-LON Slide Rule 68-1100 W/ Leather Case EXCELLE

USA

Vintage KEUFFEL & ESSER K+E DECI-LON...

$89.98 USD

Vintage KEUFFEL & ESSER K+E DECI-LON...

$89.98 USD

Vintage Slide Rule - Lot Of 5 Keuffel & Esser K&E Post Hemmi Japan SP Acu Math

USA

Vintage Slide Rule - Lot Of 5 Keuffel...

$89.50 USD

Vintage Slide Rule - Lot Of 5 Keuffel...

$89.50 USD

Vintage A.W. Faber-Castell 2/83 N Novo Duplex Slide Rule with Case Germany #2

Bulgaria

Vintage A.W. Faber-Castell 2/83 N...

$229.99 USD

Vintage A.W. Faber-Castell 2/83 N...

$229.99 USD

3 vintage C-Thru Ruler Company 12 inch / 310 mm bloomfield Connecticut made USA

USA

3 vintage C-Thru Ruler Company 12...

$12.99 USD

3 vintage C-Thru Ruler Company 12...

$12.99 USD

VINTAGE UNMARKED MADE IN USA SLIDE RULE W/ FAUX SNAKESKIN CASE

USA

VINTAGE UNMARKED MADE IN USA SLIDE...

$12.99 USD

VINTAGE UNMARKED MADE IN USA SLIDE...

$12.99 USD

1991 Vintage K&E DECI-LON 68-1100 SLIDE RULE w/Original Case KEUFFEL & ESSER

USA

1991 Vintage K&E DECI-LON 68-1100...

$78.00 USD

1991 Vintage K&E DECI-LON 68-1100...

$78.00 USD

VINTAGE DIETZGEN REDIRULE NO 1776 POCKET SLIDE RULE WITH CASE AND MANUAL

USA

VINTAGE DIETZGEN REDIRULE NO 1776...

$35.00 USD

VINTAGE DIETZGEN REDIRULE NO 1776...

$35.00 USD

Vintage Pickett Model N803-T Slide Rule w/ Leather Case Box Paperwork

USA

Vintage Pickett Model N803-T Slide...

$35.00 USD

Vintage Pickett Model N803-T Slide...

$35.00 USD

Concise ruler circular slide rule 480 100836 New F/S

Japan

Concise ruler circular slide rule 480...

$59.00 USD

Concise ruler circular slide rule 480...

$59.00 USD

Vintage Slide Rule Wooden Engineering Instruments Peru Indiana Model 1956

USA

Vintage Slide Rule Wooden Engineering...

$3.99 USD

Vintage Slide Rule Wooden Engineering...

$3.99 USD

Pickett & Eckel Slide Rule - Vintage Model N1010-ES with Leather Sheath

USA

Pickett & Eckel Slide Rule - Vintage...

$24.00 USD

Pickett & Eckel Slide Rule - Vintage...

$24.00 USD

vintage Pickett Advertising Display demo Supersize 7 Foot long Sliderule

USA

vintage Pickett Advertising Display...

$750.00 USD

vintage Pickett Advertising Display...

$750.00 USD

Wood Keuffel Esser Dietzgen Ruler Rulers 1/2 Size Excello Engineering Drafting

USA

Wood Keuffel Esser Dietzgen Ruler...

$28.00 USD

Wood Keuffel Esser Dietzgen Ruler...

$28.00 USD

Vintage Pickett N-16-ES ELECTRONIC Slide Rule & Leather Case, Excellent Cond.

USA

Vintage Pickett N-16-ES ELECTRONIC...

$140.00 USD

Vintage Pickett N-16-ES ELECTRONIC...

$140.00 USD

Vintage Slide Rule Keuffel & Esser K+E KE model N4081-3 with Leather Case

USA

Vintage Slide Rule Keuffel & Esser...

$49.99 USD

Vintage Slide Rule Keuffel & Esser...

$49.99 USD

Vintage Slide Rule ~ Frederick Post Versalog 1461 w/ Leather Case!!!

USA

Vintage Slide Rule ~ Frederick Post...

$74.95 USD

Vintage Slide Rule ~ Frederick Post...

$74.95 USD

Nooter Flange Size Selector, 1995, Two-sided Slide

USA

Nooter Flange Size Selector, 1995,...

$9.99 USD

Nooter Flange Size Selector, 1995,...

$9.99 USD

Vintage Valenite Slide Calculator Ruler Insert Tooling Machining Engineering

USA

Vintage Valenite Slide Calculator...

$9.99 USD

Vintage Valenite Slide Calculator...

$9.99 USD

Vintage Sun Hemmi Slide Rule No.34RK - Tokyo Japan ~New, Old Stock~

USA

Vintage Sun Hemmi Slide Rule No.34RK...

$21.99 USD

Vintage Sun Hemmi Slide Rule No.34RK...

$21.99 USD

Sama & Etani 600-ST Concise Science Tables & Circular Slide Rule w/ Case Booklet

USA

Sama & Etani 600-ST Concise Science...

$32.99 USD

Sama & Etani 600-ST Concise Science...

$32.99 USD

FREDERICK POST HEMMI No.1460 VERSALOG SLIDE RULE & CASE HARD TO FIND IN EX CON

USA

FREDERICK POST HEMMI No.1460 VERSALOG...

$149.99 USD

FREDERICK POST HEMMI No.1460 VERSALOG...

$149.99 USD

Vintage Mannheim Acu-math Professional Slide Rule No. 511 With Case

USA

Vintage Mannheim Acu-math...

$12.97 USD

Vintage Mannheim Acu-math...

$12.97 USD

Vintage Slide Rule Universal Circle Metric Converter Pencil Cup Metric Cup

USA

Vintage Slide Rule Universal Circle...

$6.99 USD

Vintage Slide Rule Universal Circle...

$6.99 USD

Vintage KEUFFEL & ESSER K+E DECI-LON Slide Rule 68-1100 W/ Leather Case

USA

Vintage KEUFFEL & ESSER K+E DECI-LON...

$75.00 USD

Vintage KEUFFEL & ESSER K+E DECI-LON...

$75.00 USD

USA

Rare Vintage K & E Deci-lon Pocket...

$349.95 USD

Rare Vintage K & E Deci-lon Pocket...

$349.95 USD

Vintage K&E Log Duplex Decitrig Manual from 1947

USA

Vintage K&E Log Duplex Decitrig...

$7.99 USD

Vintage K&E Log Duplex Decitrig...

$7.99 USD

PICKETT SLIDE RULE VINTAGE ALL METAL 1962 N-500-ES IN CASE T1

USA

PICKETT SLIDE RULE VINTAGE ALL METAL...

$39.00 USD

PICKETT SLIDE RULE VINTAGE ALL METAL...

$39.00 USD

Cleveland Institute of Electronics, PICKETT N-515-T All Metal Slide Rule, & Case

USA

Cleveland Institute of Electronics,...

$39.00 USD

Cleveland Institute of Electronics,...

$39.00 USD

Pickett N-515-T Cleveland Institute of Electronics Slide Rule w/ Leather Case

USA

Pickett N-515-T Cleveland Institute...

$54.98 USD

Pickett N-515-T Cleveland Institute...

$54.98 USD

Vintage 1967 Chemical Safety Slide Rule Stock No. 129.91 Printed in U.S.A.

USA

Vintage 1967 Chemical Safety Slide...

$3.95 USD

Vintage 1967 Chemical Safety Slide...

$3.95 USD

VTG Keuffel & Esser K&E DECI-LON 68-1100 Slide Rule with Leather Case

USA

VTG Keuffel & Esser K&E DECI-LON...

$73.99 USD

VTG Keuffel & Esser K&E DECI-LON...

$73.99 USD

Russian Soviet slide rule vers logarithmic ruler produced by the USSR in 76

Russian Federation

Russian Soviet slide rule vers...

$15.50 USD

Russian Soviet slide rule vers...

$15.50 USD

Lockheed Rigid Rotor - Circular Slide Rule / Navigational Computer Keychain

USA

Lockheed Rigid Rotor - Circular Slide...

$44.99 USD

Lockheed Rigid Rotor - Circular Slide...

$44.99 USD

Vintage K&E Keuffel & Esser c1947 Log Log Duplex Trig Slide Rule N4080-3

USA

Vintage K&E Keuffel & Esser c1947 Log...

$15.00 USD

Vintage K&E Keuffel & Esser c1947 Log...

$15.00 USD

Vintage slide Rule Tie Tac slide and viewer works no markings metal

USA

Vintage slide Rule Tie Tac slide and...

$15.00 USD

Vintage slide Rule Tie Tac slide and...

$15.00 USD

RARE 1968 THE ABACUS JESSE DILSON BOOK HOW TO USE IT TO PERFORM MATH FEATS

USA

RARE 1968 THE ABACUS JESSE DILSON...

$15.00 USD

RARE 1968 THE ABACUS JESSE DILSON...

$15.00 USD

Pickett 1962 N-500-ES all Metal Slide Rule with Box, Case, Manual NOS?

USA

Pickett 1962 N-500-ES all Metal Slide...

$48.00 USD

Pickett 1962 N-500-ES all Metal Slide...

$48.00 USD

Vintage Yellow Pickett Model 160 Compact 6" Pocket Slide Rule Microline w/ Case

USA

Vintage Yellow Pickett Model 160...

$19.50 USD

Vintage Yellow Pickett Model 160...

$19.50 USD

Vintage 1950 Airserco Air Conditioner Calculator Slide Chart

USA

Vintage 1950 Airserco Air Conditioner...

$12.00 USD

Vintage 1950 Airserco Air Conditioner...

$12.00 USD

ANTIQUE 1920s GUEDON CELLULOID POCKET SLIDE RULE FRANCE C G KAHANT LEATHER CASE

USA

ANTIQUE 1920s GUEDON CELLULOID POCKET...

$39.99 USD

ANTIQUE 1920s GUEDON CELLULOID POCKET...

$39.99 USD

Bruning 2401 5in Slide Rule and Leather Case

USA

Bruning 2401 5in Slide Rule and...

$14.99 USD

Bruning 2401 5in Slide Rule and...

$14.99 USD

Vintage Fredrick Post Co. 1444K Slide Rule with Pocket Leather Case

USA

Vintage Fredrick Post Co. 1444K Slide...

$14.99 USD

Vintage Fredrick Post Co. 1444K Slide...

$14.99 USD

Vintage SCIENCE And MATHEMATICS Instant Price Comparator Liquid Volume USA

USA

Vintage SCIENCE And MATHEMATICS...

$34.99 USD

Vintage SCIENCE And MATHEMATICS...

$34.99 USD

Set of 2 Vintage Slide Rules API Flange & Drill Pipe and Tool Joint Selector

USA

Set of 2 Vintage Slide Rules API...

$24.98 USD

Set of 2 Vintage Slide Rules API...

$24.98 USD

Vintage 1948 PICKETT 14 Scale SLIDE RULE-Model 1000 Ortho-Phase Duplex

USA

Vintage 1948 PICKETT 14 Scale SLIDE...

$16.45 USD

Vintage 1948 PICKETT 14 Scale SLIDE...

$16.45 USD

(B20) K&E 4181-1 7" Plastic Slide Rule w/ Leather Holster Pocket Clip Case

USA

(B20) K&E 4181-1 7" Plastic Slide...

$44.00 USD

(B20) K&E 4181-1 7" Plastic Slide...

$44.00 USD

Acumath Slide Rule No. 150 With Storage Sleeve, And Instructions/Excellent

USA

Acumath Slide Rule No. 150 With...

$19.95 USD

Acumath Slide Rule No. 150 With...

$19.95 USD

Slide Chart, Dreis & Krump mfg, (S647) D5

USA

Slide Chart, Dreis & Krump mfg, ...

$6.98 USD

Slide Chart, Dreis & Krump mfg, ...

$6.98 USD

PH PandaHall 2pcs 22.4 Inch 20mm Leather Replacement Handles Purses Straps Ha...

USA

PH PandaHall 2pcs 22.4 Inch 20mm...

$20.68 USD

PH PandaHall 2pcs 22.4 Inch 20mm...

$20.68 USD

Vintage Keuffel Esser 4088-3 Polyphase Duplex Slide Rule Leather Case Surveying

USA

Vintage Keuffel Esser 4088-3...

$18.95 USD

Vintage Keuffel Esser 4088-3...

$18.95 USD

Vintage Aristo Nr 970 rule + leather carrying case - Made in Germany

USA

Vintage Aristo Nr 970 rule + leather...

$23.50 USD

Vintage Aristo Nr 970 rule + leather...

$23.50 USD

Hemmi Sun Slide Rule Vintage No. 45K with Box Excellent Used

Japan

Hemmi Sun Slide Rule Vintage No. 45K...

$60.00 USD

Hemmi Sun Slide Rule Vintage No. 45K...

$60.00 USD

Vintage Gerber Variable Scale Model TP007100B Leather Case Scientific Instrument

USA

Vintage Gerber Variable Scale Model...

$149.95 USD

Vintage Gerber Variable Scale Model...

$149.95 USD

Vintage Ansco Pineal Calculator Slide Rule Medical Oddity Neurological Brain

USA

Vintage Ansco Pineal Calculator Slide...

$189.00 USD

Vintage Ansco Pineal Calculator Slide...

$189.00 USD