Per today's LTT… My (father's) circa 1955 Friden STW-10. Only partially works as the carriage shift is jammed so it can't correctly multiply or divide. : r/pcmasterrace
Friden Model STW-10 Electro-Mechanical Calculator
FRIDEN Electro-Mechanical Calculator SW10 - YouTube
Friden STW 10 Mechanical Calculator Demo - YouTube
Friden Model STW 10 Calculating Machine | National Museum of American History
Friden | A Collection of Mechanical Calculators
Friden Model STW-10 Electro-Mechanical Calculator
John Wolff's Web Museum - Friden
Friden Mechanical Calculator Carry Fix - YouTube
Friden | A Collection of Mechanical Calculators
1950s Friden STW-10 Automatic Calculator | eBay
Friden Model STW 10 Calculating Machine | National Museum of American History
Friden | A Collection of Mechanical Calculators
FRIDEN STW-10 – POLIMUSEO
Massimo on Twitter: "This is what happens when you try to divide by zero on a 1956's Friden STW10 mechanical calculator. As seen on other machines, the calculator goes into an infinite
Friden Model STW 10 Calculating Machine | National Museum of American History
Friden, Inc. - Wikiwand
Friden | A Collection of Mechanical Calculators
UvA Computermuseum
Friden, Inc. - Wikipedia
