Fuller's Calculator or Cylindrical Slide Rule | Chairish
Specialist Slide Rules | Whipple Museum
Techer | Thacher's Calculating Instrument
Fuller's Spiral Cylindrical Slide Rule | National Museum of American History
Fuller's Spiral Cylindrical Slide Rule | National Museum of American History
A FULLER'S SPIRAL CYLINDRICAL SLIDE RULE CALCULATOR | History of Science and Technology, Including Fossils, Minerals and Meteorites | Books & Manuscripts | Sotheby's
Powerhouse Collection - Otis King cylindrical slide rule