Punch Card Computing

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Herman Hollerith

Duplicating
Card Verifying
Gang Punching
Reproducing
Mark-Sensed Punching
Interpreting
End Printing
Sorting
Selecting
Merging
Matching
Detail Printing
Group Printing
Form Feeding
Summary Punching
Ticket Converting
Tapes
Calculating
Receiving and Statistics
Total Punching and Facsimile Posting