Otis King Cylindrical Slide Rule Calculator Model 'K' - Gilai Collectibles
Slide Rules - CHM Revolution
Auctions Online | Lots for sale at the-saleroom
Thacher's cylindrical slide rule
Otis King Cylindrical Slide Rule Model K - Calculator - Computing History
My Slide Rule Collection
Hand-made cylindrical slide rule
File:Loga-Calculator cylindrical slide rule, Daemen-Schmid, Zürich - Ridai Museum of Modern Science, Tokyo - DSC07494.JPG - Wikimedia Commons
Hand-made cylindrical slide rule
Keuffel & Esser 1741 Thacher Cylindrical Slide Rule | National Museum of American History
Cylindrical Slide Rules
The World's Largest Commercial Cylindrical Slide Rule has a Scale Length of 24m | blog@CACM | Communications of the ACM
Otis King's" cylindrical slide rule for calculati | Science Museum Group Collection
Fullers Calculator cylindrical slide rule, Stanley of London, circa 1950
Otis King Cylindrical Logaritmic Slide Rule Model \'L\'. - Gilai Collectibles
Cylindrical Slide Rule Calculator By Loga, Switzerland. - Gilai Collectibles
Keuffel & Esser 4012 Thacher Cylindrical Slide Rule | National Museum of American History
Loga - Calculator Cylindrical Slide Rule Zurich 1930 RARE | Slide rule, Math instruction, Slide
Switzerland/CURTA
Keuffel & Esser 4013 Thacher Cylindrical Slide Rule | National Museum of American History
Cylindrical Slide Rules
Thacher's cylindrical slide rule
Fuller Cylindrical Calculator - slide rule | Collectors Weekly
K+E Thacher Cylindrical Slide Rule RARE, Vintage & Collectibles on Carousell
Slide rule - Wikipedia
Thacher's cylindrical slide rule
