Switzerland/CURTA
Keuffel & Esser 4012 Thacher Cylindrical Slide Rule | National Museum of American History
Hand-made cylindrical slide rule
Slide rule - Wikipedia
Oughtred Society Slide Rule History.
Fuller Cylindrical Calculator - slide rule | Collectors Weekly
John Wolff's Web Museum - Slide Rules
Otis King's" cylindrical slide rule for calculati | Science Museum Group Collection
Keuffel & Esser 1741 Thacher Cylindrical Slide Rule | National Museum of American History
Cylindrical Slide Rules
A cylindrical form of slide rule made by McFarlane. Cylindrical slide... News Photo - Getty Images
Cylindrical Slide Rules
Fullers Calculator cylindrical slide rule, Stanley of London, circa 1950
Slide Rules - CHM Revolution
Cylindrical Slide Rule Calculator By Loga, Switzerland. - Gilai Collectibles
A FULLER'S SPIRAL CYLINDRICAL SLIDE RULE CALCULATOR | History of Science and Technology, Including Fossils, Minerals and Meteorites | Books & Manuscripts | Sotheby's
Thacher's cylindrical slide rule
Thacher cylindrical slide rule | Simanaitis Says
Thacher's cylindrical slide rule
Auctions Online | Lots for sale at the-saleroom
Fuller's Spiral Cylindrical Slide Rule | National Museum of American History
Otis King Cylindrical Logaritmic Slide Rule Model \'L\'. - Gilai Collectibles
Cylindrical slide rule in two sections (Fuller's Rule) | X250.83B | Computer History Museum
