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Revision as of 13:56, 27 April 2022 by Scrobotasaurus (talk | contribs) (Bought a Comptometer)
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Calculator Collection :
Model Manufacturer Year

Introduced

Serial Type
E6-B Flight Computer ASA 1940 Rotary Slide
Model M Felt and Tarrant 1939 M491151 Comptometer
Divisumma 14 Olivetti 1947 991721 Mechanical
506C Bell Punch 1948 506/C/44.84I/L Mechanical
STW10 Friden 1951 * 462152 Mechanical
STW10 Friden 1956 * 569009 Mechanical
STW10 Friden 1961 * 704444 Mechanical
TK Facit 1951 * 216171 Mechanical
HP 12C Hewlett Packard 1987 * 2715A54797 Financial
TI nspire CX CAS Texas Instruments 2011 2145024189 Graphing
fx-260solar Casio 2011 Scientific
fx-991EX Casio 2015 Scientific
fx-260solar II Casio 2017 Scientific
fx-991ES Plus C

2nd Edition

Casio 2020 Scientific
  • * In this case, year denotes year of manufacture of this particular device