Vtg 1960's Mechanical Pocket Calculator Made in Japan magic Brain
Vtg 1960s Mechanical Pocket Calculator - Made in Japan - Magic Brain This one is not branded Linemar or Vanguard Magic Brain but this is the exact same modelling and moulding. In working order (see video)
Vtg 1960's Mechanical Pocket Calculator - Made in Japan - "Magic Brain"
This one is not branded Linemar or Vanguard Magic Brain but this is the exact same modelling and moulding. In working order (see video)
Japanese Calculator
John Wolff's Web Museum - Slide Adding Machines
Magic Brain Calculator with instructions. 1960's.
Found this old calculator in my great grandmother's attic : r/mildlyinteresting
Calculator - Wikipedia
Vtg 1960's Mechanical Pocket Calculator Made in Japan magic Brain
Magic Brain: Last Gasp of the Mechanical Calculator
National Museum of American History
Pocket Calculator
VINTAGE MAGIC BRAIN Pocket Calculator W/Stylus, Made in Hong Kong £23.68 - PicClick UK
Vintage 1960's VANGUARD Magic Brain Calculator Japan NOS
Vintage 1960s MAGIC BRAIN Metal Mechanical Pocket Calculator, Silver