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Circular Slide Rule


Vtg Large Pickett Circular Slide rule No. 104C Profit Calculator USA made Nice

$13.85


Concise / Sama & Etani Circular Slide Rule with Electrical Tables and RCA Ad.

$28.17


Vintage AT&T Bell Systems Guy Rule Circular Slide Rule

$18.00


SAMA & ETANI CONCISE SCIENCE TABLES & CIRCULAR SLIDE RULE + SLEEVE, INSTRUCTIONS

$29.99


Aristo Aviat 615 Circular Slide Rule. Hard-to-Find. Excellent Specimen.

$42.98


Vintage Soviet circular slide rule KL-1 USSR Calculator Mathematical instrument

$31.49


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

$29.95


Concise/Sama & Etani *Spiral Scale* Circular Slide Rule -CIBA Medical Calculator

$39.99


Vintage Fullerton Acudial Circular Slide Rule No.1450 Japan

$19.99


Vintage CONCISE CIRCULAR SLIDE RULE w/ Case & Instructions. No. 28N, FMC Corp.

$9.99


Vintage Concise Circular Slide Rule No 28N Borg Warner Byron Jackson Pump Div

$15.35


Gilson Commercial Calculator / Circular Slide Rule

$20.00


Solid Brass Circular Slide Rule by Schacht & Westerich, for Machinists

$65.00


1966 Concise Conversion Tables & Circular Slide Rule Model EE-112

$22.99


1968 CONCISE Circular Slide Rule, Model 600, Property of U.S. Government

$22.00


Slide Rule, circular 3 1/4 inch, Concise 28N "Sola Electric" (S708)

$9.99


Gilson Midget Circular Slide Rule with Manual

$59.99


Vintage Russian Logarithmic Mathematical Circular Slide Rule USSR 1960's

$20.00


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

$27.99


VINTAGE CONTROLLER 75R CIRCULAR SLIDE RULE ALUMINIUM

$36.95


NORMA GRAFIA 100 DBGM CIRCULAR SLIDE RULE COMPLETE

$39.90


VINTAGE LOGOMAT MINI 2001 world smallest CIRCULAR SLIDE RULE WITH POUCH

$83.00


LOGA SWISS CIRCULAR SLIDE RULE

$54.00


Gilson Circular Slide Rule, Case And Slide Rule Manual

$25.00


NESTLER of GERMANY RARE CIRCULAR SLIDE RULE , ABC/ CBRN/ NBC

$32.00


Vintage Norma Grafia 190 DGBM Circular Slide Rule Made in Germany 1950's

$25.00


RARE RUSSIAN USSR SLIDE RULE CIRCULAR KL-1

$27.00


Vintage Pierce Mathmaster Circular Oblique Triangle & Right Triangle Slide Rule

$79.95


2 Circular Slide Rule, 1959 Perrygraf Corp Maywood IL, General Industrial Co

$6.95


Scientific Instruments Co Circular Slide Rule Model 1610 Case Instructions Sinco

$99.99


CONTROLLER 110R CIRCULAR SLIDE RULE GERMAN

$45.95