Scientific Collectables for Fowler's rare Type H circular slide rule calculator
Fowler's Universal Calculator - LA379270 | LoveAntiques.com
Fowler Magnum Long Scale Calcual | Rechnen, Computer
c1920 Cased Fowler's Long Scale Circular Calculator : Parade Antiques Online Shop UK | Plymouth, Devon, All our finest items available to purchase worldwide
Pocket calculator Fowlers, Circular Slide Rule, Wood box, 1940s
Lot 291 - A FOWLER'S 'MAGNUM' LONG SCALE CALCULATOR
Fowler "Jubilee Magnum" Extra Long Scale Calculator. - Gilai Collectibles
Fowler's Long Scale Calculator Circular Slide Rule | National Museum of American History
Pocket calculator Fowlers, Circular Slide Rule, Wood box, 1940s
A Fowler's 'Twelve-Ten' calculator, the Bakelite back plate numbered 1507, in original brown le
Fowler
Fowler
Lot 791: 5 Pocket Watch Style Circular Calculators, incl. Fowler's | Case Auctions
Bob's Calculators and Slide Rules - Fowler
Fowler's twelve-ten calculator - MAAS Collection
Fowler's Textile Calculator - CHM Revolution
Fowler's Twelve-Ten Circular Calculator – Geoff Allnutt Clocks
Fowler's Universal Calculator - Gilai Collectibles
Lot 217 - A Fowler's 'Twelve-Ten' patent calculator, a
Fowler's 'Magnum' long scale calculator - MAAS Collection
Fowler's Universal Calculator - Gilai Collectibles
