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Vintage Slide Ruler


Vintage Pickett Slide Ruler With Hard Leather Case

$9.99


Vintage Post Slide Rule Ruler 1452 D Frederick Post USA Universal Case

$7.00


3 Vintage Slide Rule Lot Roos, Keuffel & Esser, Pickett W/ Dietzen Scale &Rulers

$21.99


Vintage Frederick Post slide Ruler 1460 Versalog Hemmi Bamboo Japan Leather Case

$19.95


Acumath 400 Vintage White Engraved Slide Ruler Original Box Manual Sleeve Fast

$9.99


Vintage Acu Math Slide Rule Ruler Model No. 1240 w/Leather Case ACUMATH

$9.98


Vintage USA Pickett N902-ES Simplex Trig Slide Rule Ruler w/ Leather Case

$17.70


Vintage Fraction of An Inch Adding Machine & Slide Ruler to Multiply / Divide

$19.50


Vintage slide rulers, Bamboo (3)

$49.00


(3) Vintage Slide Rules, Ruler. Post # 1445, Lawrence # 10-B, # 880 Morilla EC

$17.97


Vintage RARE A.W. Faber Castell 67/87 Rb Rietz Slide Ruler

$9.90


Vintage 1955 No 27C Thru Pocket Slide Ruler in Original Packaging  Made in USA

$8.00


Steel Weight Calculator vintage Heppenstall company And Slide Ruler

$12.00


Vintage 6" pocket Slide Ruler w/Leather Case by Compass • No-505 Japan

$9.99


Vintage ANTIQUE MILITARY LOGARITHMIC SLIDE RULER USSR !NOS!

$19.95


Old Vintage Eugene Dietzgen Co Slide Rule Ruler Measurement w/ Case USA

$26.99


Vintage Post 1460 Versalog Slide Ruler Japan Hemmi/With Leather Case, belt loop

$15.99


Vintage The Fredrick Post Co. Slide Ruler No. 1452 /w Leather Case

$12.95


Vintage Sun Hemmi Slide Rule Made in Japan Scientific Ruler & Case

$25.70


VINTAGE SLIDE RULER

$14.95


Vintage Acumath Slide Ruler No 400 B w/Case Mannheim Math Algebra

$12.76


K & E Vintage Slide Ruler Ruler

$9.99


Vintage slide rule Ruler Drafting Pickett Model 238 Rapid Rule metal

$25.00


Vintage Slide Ruler Math Tool USA Plastic Case 1965 Sterling NO 594

$9.99


Vintage slide Rule Ruler Keuffel Esser < 4092-3 > # 100866 case

$15.00


VINTAGE PICKETT MICROLINE 120 SLIDE RULER

$8.00


Vintage Keuffel & Esser USA 4081-3 Slide Measurement Ruler + Leather Case Box

$16.70


Vintage Frederick Post 1447 Slide Rule Ruler Original Cardboard Box

$18.00


VINTAGE SERVCO SLIDE RULER W/ CASE JAPAN

$8.00


VINTAGE Frederick Post Company Slide Ruler In Original Box No. 1447

$15.00


Vintage Wood Brass Folding Ruler 12” Rule Carpenter Pocket Type with 3” Slide

$18.95


Vintage Post 1452W Slide Rule ruler Sun Hemmi Japan w/box

$21.21


Vintage The Frederick Post Co Slide Rule Ruler No. 1462 In Original Case

$12.99


Vintage Post Slide Ruler 1447 With Case

$15.00


VINTAGE SANS AND STREIFFE # 311 SLIDE RULER

$27.99