Circular Slide Rule
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344 Results
Vintage Clean Pickett 110-ES Circular Slide Rule w/ Leather Case FREE SHIPPING!
$198.000 bidsFree shippingEnding May 19 at 6:18PM PDT5d 6hRare Vintage Hiltpold Semi-Circular Slide Rule Slide with Case
$99.990 bids$12.00 shippingEnding May 19 at 11:09PM PDT5d 11hNew ListingVTG GILSON CIRCULAR MIDGET METAL SLIDE RULE Copyrighted 1919 Pat 1922 Niles Mich
$18.980 bids$5.80 shippingEnding May 23 at 7:25PM PDT9d 7hVTG 1967 MODEL CTCS-552 CONCISE CIRCULAR SLIDE RULE & CONVERSION TABLES & MANUAL
$20.000 bidsor Best OfferEnding Thursday at 7:26PM PDT2d 7h$4.36 shippingFXR Radio Transmission Line/Smith Chart Calculator & Circular Slide Rule
$150.00$6.50 shippingVintage Gilson (?) Circular Slide Rule 1936 USA Made Engineering Tool
$24.990 bidsor Best OfferEnding Wednesday at 3:17PM PDT1d 3h$5.80 shipping1957 American Gas Journal Natural Gas Flow Computer Circular Slide Rule
$9.990 bids$6.00 shippingEnding May 19 at 11:59AM PDT5dCONCISE Circular Slide Rule #28 Japan + User Guide Copy Vintage
$12.001 bid$4.00 shippingEnding Today at 2:53PM PDT3h 5mVery Rare Vintage Original Slide Rule Circular Logarithmic Ruler Ussr
$110.00or Best Offer$15.00 shippingNew ListingVtg Concise Circular Slide Rule w/manual - 1959 Convention
$19.99or Best OfferFree shippingNew ListingCircular Slide Rule Sama & Etani Concise 600-ST Japan 1968 - "physics is phun"
$30.000 bids$5.90 shippingEnding May 21 at 11:33AM PDT6d 23hScientific Instruments Co. Professional Slide Rule No. 250 Circular JAPAN 1962
$53.99$5.90 shippingVery Rare Vintage Original Slide Rule Circular Logarithmic Ruler Ussr
$145.00$10.00 shipping12 watchingLogarithmic Ruler KL-1 Circular Slide Rule 1966 Calculator Vintage USSR Soviet
$83.16Was: $103.95or Best OfferFree shippingVintage Gilson Circular Midget Slide Rule - Made In USA 1919 1922
$34.99Free shippingVintage Fullerton Circular Slide Rule Trigonometry Multiplication Division P080
$24.50$3.86 shippingVintage Sama & Etani Concise Circular Slide Rule 600 US GOVERNMENT PROPERTY 60s
$39.00or Best Offer$5.00 shippingHoskins Thermocouple-Temperature Computer - Circular Slide Rule - Chromel Alumel
$39.99or Best Offer$5.80 shippingGILSON Binary 8" Circular Slide Rule, VTG, with Original Manual & Cover
$49.95$3.95 shippingNew ListingVintage Slide Rule Bundle: 3 Linear & 1 Circular Slide Rules with Pouchs.
$49.990 bids$15.70 shippingEnding May 20 at 5:04PM PDT6d 5hVTG CONCISE CIRCULAR SLIDE RULE NO 28 N W/CASE & INSTRUCTIONS JAPAN NOS
$34.43or Best Offer$6.05 shippingPickett 101-C Circular Slide Rule Dial Rule Case & Manual Hartung
$68.00or Best Offer$8.50 shippingScientific Instruments Co No. 250 Professional Circular Slide Rule 1962 in Box
$43.99Was: $54.99$4.99 shipping13 watchingVintage Fullerton Circular Slide Rule No. 1450 Vulcan Laboratories, Inc
$15.00$9.00 shippingVintage Circular Midget Slide Rule Copyright 1931 / 1936 Made In USA
$22.32Was: $23.49Free shippingIML FREIGHT Circular Slide Rule Calculator HTF Ruler Chart Flow Conversion Japan
$90.00or Best Offer$5.90 shippingConcise Ruler Circular Slide Rule No. 300 100829 Made IN JAPAN 110mm
$34.87$10.00 shipping18 watchingVintage circular slide rule KL-1 USSR calculator mathematical soviet instrument
$79.99$9.00 shippingCircular slide rule KL - 1. Vintage.
$35.00or Best Offer$12.50 shippingVintage KL-1 circular slide rule USSR calculator mathematical soviet instrument
$69.99$9.00 shippingRare Vintage MAC Tools Decimal & Metric Equivalent Circular Slide Rule Chart
$14.24Was: $14.99Free shippingConcise Ruler Circular Slide Rule No. 270N 100812 Made IN JAPAN 100mm NEW
$27.70$10.00 shipping12 watchingVintage Pickett Dial Rule Circular Slide Rule 101-C in Case with Manual 1957
$110.00or Best Offer$6.15 shippingVTG 1960 MODEL CTCS-552 CONCISE CIRCULAR SLIDE RULE & CONVERSION TABLES & MANUAL
$23.99Was: $29.99$4.49 shippingVintage FXR Radio Transmission Line Calculator Smith Chart & Circular Slide Rule
$200.00$6.15 shipping10 watchingVintage Ling Electronics Circular Slide Rule LTV Altec Inc. USA Calculation
$30.00or Best Offer$5.25 shippingVintage ussr Circular Slide Rule KL-1 calculator mathematical soviet instrument
$69.99or Best Offer$9.00 shippingRARE Logarithmic Circular Slide Rule KL-1 50 YEARS OF Russian Revolution 1917
$144.95$10.00 shippingVintage Concise Circular Slide Rule No. 28 Fluid Power, Inc
$17.00$9.00 shippingDietzgen Midget Circular Slide Rule 1931/1936
$29.99Free shippingTDW Services, INC. Circular Slide Rule No. 6429 w. Case / Instr. - Concise Japan
$24.00or Best Offer$6.05 shippingFearns Inches-Millimetres Conversion Calculator - Circular Slide Rule
$49.99or Best Offer$9.50 shippingCutler Hammer Circular Slide Rule
$23.00$7.00 shippingVintage 24" Circular Slide Rule Durex Plastics Division Wheel Chart READ
$39.98or Best Offer$5.93 shippingVINTAGE Circular Slide Rule and reference tables (S-1149)
$34.99or Best OfferFree shipping1959 General Industrial Co. Circular Slide Rule Chicago, Illinois
$15.94Free shippingAcu-Math 1240 Pocket Slide Rule + Leather Case + Instructions , 7 scales
$15.00or Best Offer$9.00 shippingCONCISE Circular slide rule NO.28N (English Ver.) Made in Japan NEW
$25.14Free shippingFullerton Circular Slide Rule by K.K Konsaisu, Acudial Model# 1458, Used
$39.00$4.99 shippingAmerican Concrete Pipe Association Pipe Selector and Circular Slide Rule ©1974
$19.99or Best Offer$5.80 shippingVintage Rare ARISTO MERCATOR 623 Circular Slide Rule GERMANY
$95.00or Best Offer$9.00 shippingConcise Ruler Circular Slide Rule No.300 100829 110mm JAPAN
$44.56Free shippingOnly 2 leftVintage Scientific Instruments Co (SIC) Professional Circular Slide Rule No 120
$149.00Free shippingCONCISE circular slide rule 27N 100805 Made in Japan NEW
$27.69Free shippingOnly 1 left!Vintage PAN AM AIRLINES Concise Circular #28 Slide Rule - Pan American Airways
$45.00or Best Offer$6.55 shippingConcise Ruler Circular Slide Rule No. 300 100829 Made IN JAPAN 110mm
$35.30$26.00 shippingOnly 1 left!Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR.
$49.99or Best Offer$12.00 shipping