The IBM 701, their first computer available for sale, had 36
bits per word. This word size was used on all their 700 and 7000
series binary scientific computers.
The IBM 701, their first computer available for sale, had 36
bits per word. This word size was used on all their 700 and 7000
series binary scientific computers.
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The main series of computers that IBM produced in this timeframe was the 700 series of vacuum tube computers, but they began producing the 7000 series of transistorized computers in 1958. Also the first 700 series computers were produced before 1956 and the last discontinued in 1960.