Business machines that bridged the gap between the tabulator and the computer. The Remington Rand 409 was a series of punched card calculators programmed with a plugboard, and the Olivetti Programma 101 was one of the first all-in-one commercial desktop programmable calculators. The Programma 101 is also known as Perottina or P101, and the Remington Rand 409 belonged to a series of such calculators. Both were produced before general-purpose personal computers existed.
All Punched Card Calculators and Programmable Calculators
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Remington Rand 409, Wikipedia
Has Member: Remington Rand 409, LeadQuote, Has Member: Remington Rand 409, Lead
The Remington Rand 409, is a series of punched card calculators that were programmed with a plugboard.
Wikipedia: Programma 101
Has Member: Programma 101, LeadQuote, Has Member: Programma 101, Lead
The Olivetti Programma 101, also known as Perottina or P101, is one of the first "all in one" commercial desktop programmable calculators, although not the first.
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