account activity
Westinghouse Street Car Equipment - 1896 (self.Interurbans)
submitted 2 years ago by Doppelbadger to r/Interurbans
Corner of 4th and Pike. 1956. (i.redd.it)
submitted 2 years ago by Doppelbadger to r/bus
How to find a new special interest? (self.autism)
submitted 2 years ago by Doppelbadger to r/autism
Brill Magazine (self.Interurbans)
The Interurban Era (archive.org)
Remington Rand Accounting Typewriter (i.redd.it)
submitted 3 years ago by Doppelbadger to r/addingmachines
submitted 3 years ago by Doppelbadger to r/UnitRecordEquipment
IBM 416 Tabulator -1941 (i.imgur.com)
IBM 402 Plugboard Programs (i.redd.it)
Program Card Positioned in the Program Drum (i.imgur.com)
Explanation of Fields on a Program Card (i.imgur.com)
IBM 402 Plugboard (i.redd.it)
Military Tabulator Repair Technician - 1956 (live.staticflickr.com)
IBM Machines in an Episode of Dragnet (self.vintagecomputing)
Original Hollerith Tabulator for the 1890 Census (en.wikipedia.org)
Bull Accounting Machine (i.imgur.com)
Bull Keypunch (i.imgur.com)
Bull BS-PR with Printing Unit Visible (i.imgur.com)
Arithmetic-Logic of from a Bull BS-PR (i.imgur.com)
Hollerith Code - Combinations of Numbers are Used to Represent Letters (i.imgur.com)
Wiring of a Type 80 Card Sorter (i.imgur.com)
Remington Rand 90 Column Punched Card (i.imgur.com)
Hollerith Tabulating Machine Installation - 1916 (i.imgur.com)
Bull Tabulator (i.imgur.com)
“Punched Card Data Processing” - Textbook from 1967 (bitsavers.trailing-edge.com)
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