Calculator collection

electronic calculators

      hnd = handheld 
      dsk = desk top
      sci = scientific functions (sin cos log exp etc.)
      bar = basic arithmetic functions (+ - / *)
      led = Light Emitting Diode display
      lcd = Liquid Crystal display
      vfd = vacuum fluorescent display
      nix = Nixie tube display
      prg = programmable
      gra = graphics display
      crd = magnetic program cards
      sss = Solid State Software plug-in modules
      pri = equipped with printer
      cas = cassette tape storage
      crt = CRT display
  
  1948  IBM 604 Electronic Calculating Punch
  1964  Friden 132 Electronic Calculator
  1965  Olivetti Programma 101 programmable calculator
  1965  Wang 300 punched-card programmable, multi-user calculator system
  1969  Sharp Compet ELSI-8M calculator, bar/vfd
  1971  Olivetti Logos 250 desktop calculator
  1972  Olympia ICR 412, dsk/bar(24 decimals)/nix
  1972  IME 86S dsk/bar+sqrt(16 decimals)/nix/remote ctrl
  1972  Wang 600, 700, 720B programmable calculators
  1972? TECO 8000 calculator, bar/vfd 
  1974  Olivetti Logos 55 desktop calculator
  1975? Toshiba BC-1215 dsk/bar(12 decimals), 12-pos fluorescent display
  1975  Monroe 1920 desktop calculator
  1975  Remington 803-B desktop calculator
  1979  Elektronika B3-37 scientific pocket calculator (USSR) 
  1989  Elektronika MK59 desktop calculator (USSR). See also this inside look

  1968  HP9100A, prg/dsk/crt
  1969  HP9100B, prg/dsk/crt, 
        with 9150A monitor scope and 9160A optical card reader
  1971  HP9810A, prg/dsk/led/pri
  1972  HP9830A, prg (BASIC)/dsk/led/pri
  1972  HP35, sci/hnd/led
  1974  HP65, sci/hnd/led/prg/crd
  1975  HP25, sci/hnd/led
  1976  HP67, sci/hnd/led/prg/crd
  1976  HP97, dsk version of HP67, pri
  1978  HP34C, sci(integrate, solve)/hnd/led/prg 
  1979  HP41CX, sci, lcd, 
        HP-IL interface, barcode etc ("the ultimate calculator")
  1985  HP71B, sci, BASIC, lcd, HP-IL interface

  1974  SR-50, sci/hnd/led 
  1975  SR-56, sci/hnd/prg/led
  1975  Programmer, n-base calculations; hnd/led
  1977  Programmable 58C attached to PC-100C printer unit
  1977  Programmable 59, sci/hnd/prg/led/crd/sss

mechanical and electromechanical calculators

(Partly on loan from private collection)

 
  1910  Unitas Arithmometer 
  1918  Madas calculator nr 5789
  1930  Brunsviga Nova II calculator 
  1937  MADAS e.m. calculator
  1949  Friden STW-10 e.m. calculator
  1949  Friden DW-8  e.m. calculator
  1951  Original Odhner  calculator
  1955  Resulta B7 adding machine 
  1956  Facit CA1-13 e.m. calculator, Dutch manual
  1956  Facit C1-19 e.m. calculator 
  1956  Olivetti Tetractys e.m. calculator
  1960  Monroe 8N-213 e.m. calculator with manual 
  1961  Contex 10  mechanical calculator
  1963	Friden SRQ-10 square-rooting e.m. calculator 
  1965  Contex 30  electromechanical calculator, backside manual