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IBM 285 electric accounting machine

IBM introduced the Type 285 electric bookkeeping and accounting machine (printing tabulator) in 1933.

IBM introduced the Type 285 electric bookkeeping and accounting machine (printing tabulator) in 1933.
IBM introduced the Type 285 electric bookkeeping and accounting machine (printing tabulator) in 1933. All machines were basically wired for installation of five counters of either adding or balance type, and they were wired for installation of seven print banks. (VV4005)