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Circular Slide Rule


Concise Circular Slide Rule No. 28 Vintage Slide Rule Made in Japan

$6.75


Controller Circular Slide Rule. 110cm(4½") Diameter. Metal. 4 Scales. Germany.

$48.00


1969 Concise Sama & Etani Model 600 Circular Slide Rule and Reference Tables

$20.00


Aristo No. 0602 Circular Slide Rule. 3 Scales. Plastic. Perfect Condition.

$40.00


Pickett Circular Slide Rule Model 107ES

$40.00


Troger Circular Slide Rule. 11½" Diameter. 2 Scales. Germany. Good Condition.

$48.00


The Small Calculator, Circular Slide Rule

$145.00


CONCISE SCIENCE TABLES AND CIRCULAR SLIDE RULE SAMA & ETANI 1974 COMPLETE

$14.99


1968 Concise Sama & Etani Model 600-ST Science Tables & Circular Slide Rule

$32.50


Concise Sama & Etani Circular Slide Rule with Periodic Table, Formulas, Tables +

$9.99


Rare Howard Ackerman Farmers 1937 Circular Slide Rule

$29.99


VINTAGE LOGOMAT MINI 2001 world smallest CIRCULAR SLIDE RULE WITH POUCH

$99.00


WW II+ U.S. M1 CIRCULAR ARTILLERY SLIDE RULE - UNMRKD/UNDATED - [email protected]@K

$21.99


Vintage 1969 Circular Slide Rule - Takeda Concise - Brooks Instrument Division

$9.99


Concise Circular Slide Rule Type-E Weights & Measures Conversion Table Japan

$19.99


Vintage Circular Slide Rule / Calculator Concice No. 28 N Japan, THOMSON CSF

$14.90


Vt 1955 15" Circular SLIDE RULE Cambosco Scientific Perrygraf Quick Conversion

$9.99


RARE RUSSIAN USSR SLIDE RULE CIRCULAR KL-1

$30.00


Hemmi No.1002 Circular Slide Rule. 4 Scales. Plastic. Case & Instruc. Excellent.

$150.00


ALRO 200R circular slide rule round Rechenschieber 1950 log metal case Holland

$95.00


VINTAGE TYLER CIRCULAR SLIDE RULE - Weems & Plath

$49.99


Northrop Nortronics Branded Concise No. 28 Circular Slide Rule w Pouch Japan

$30.00


Vintage JEPPESEN CR-1 Computer Circular Slide Rule FLIGHT 1968

$10.00


Vintage Circular Slide Rule / Calculator CONCISE No. 28 N Japan, Shell Oil

$45.00


1966 Concise Sama & Etani Model EE-112 Circular Slide Rule AC General Products

$39.99


Pickett Circular Mark-up Calculator and Slide Rule Model 103ES Vintage 1980s

$39.50


Vintage Circular Slide Rule / Calculator CONCISE Japan Cutler Hammer

$24.98


BELL SYSTEMS GUY RULE CIRCULAR SLIDE RULE

$49.99


VINTAGE ESSO CIRCULAR ADVERTISING MARINE SLIDE RULE 1955

$24.99


VINTAGE 1961 USAF ATTACK COMPUTER CIRCULAR SLIDE RULE INSTRUCTIONS! WEAPONS NEWS

$59.99


Scientific Instruments CO 1962 Professional Circular Slide Rule No 250 Vintage

$169.99


Vintage 1969 Sama & Etani Reference Tables and Circular Slide Rule Nupro

$29.99


Vintage 12" Circular Slide Rule BRIX R.S.D. PURITY COMPUTER wine alcohol

$59.81


Vintage slide rule circular Cleveland Twist Drill co Drill speeds

$15.00


"TIME SAVER" CIRCULAR SLIDE RULE AND REFERENCE TABLE

$10.00


1957 CONVAIR F-102A DELTA DAGGER PERFORMANCE CIRCULAR SLIDE RULE! CONFIDENTIAL!

$999.99


New Stadia Computer Circular Slide Rule+original pack. USA - C Thru Ruler Comp.

$19.99


VR Movable ISRAEL PALESTINE 1940-50's Circular WOOD SLIDE RULE Calculator HEBREW

$95.00


RL Vintage USSR 1970s Radiation Dosimetric Nuclear Circular Slide Rule

$74.00