Vintage Staedtler Mars 544A Slide Rule with Case

Vintage Unique Log Log Pocket Slide Rule Mini Made In England

Vintage Unique Log Log Pocket / Mini Slide Rule Draftsman Instrument In Box

VINTAGE COLLECTABLE SLIDE RULE - MADE IN FRANCE WITH ORIGINAL CASE

A W Faber Castell Vintage Slide Rule & Case 1957 Made In Germany - 1/92 Log-Log

Blundell Omega 405 Slide rule Vintage Made in England With Original Case. Mint.

Vintage BRL Academy 300 10" Slide Rule in slipcase with instructions

Stanley GT Turnstile Holborn Drawing Instruments 3 Spring Bows late 1800,s