Fuller's Calculator or Cylindrical Slide Rule | Chairish
A FULLER'S SPIRAL CYLINDRICAL SLIDE RULE CALCULATOR | History of Science and Technology, Including Fossils, Minerals and Meteorites | Books & Manuscripts | Sotheby's
Thomas Fuller, an African sold into slavery in 1724 at the age of 14, was sometimes known as the “Virginia Calculator” for his extraordinary ability to solve complex math problems in his
Fuller calculator | Science Museum Group Collection