Geoff Allnutt Clocks Midhurst
Addometer Desk Calculator
American mechanical desk calculator 1940-1950s.  Size 29 x 6cms Item: TH77
Geoff Allnutt Clocks
Exactus Pocket Calculator
Exactus pocket calculator in its original case with instructions on how to use, also includes the stylus.  Size Open 24cms x 7.5cms Item: TH76
Geoff Allnutt Clocks
Fowler’s Twelve-Ten Circular Calculator
Fowler's Twelve-Ten Circular Calculator in leather case with hand written instructions, in good working order.  85mm diameter Item: TH60