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Stories

Here are some interesting tidbits associated with some of the machines in my collection:

  • MADAS
  • Millionaire
  • Brunsviga B
  • Bunzel Delton
  • Brunsviga 183
  • Early Curtas
  • The naughty Thales GEO
  • A calculator in disguise
  • Thales' printing calculator fiasco
  • A very unexpected find

    • These are some stories about machines not in my collection (but still fun to read!)

  • 1877 Odhner Arithmometers
  • Baldwin's prototype
  • A warning about Brunsvigas and rust
  • Alan Turing's mechanical calculator

    • Then finally, some articles highlighting interesting discoveries or knowledge about mechanical calculators:

  • Coordinate transformation with some of the double and triple machines.
  • The mysterious Brunsviga PJ16