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  1. The punched card tabulator | IBM

    About 80 years prior, Joseph Marie Jacquard of France devised a way to use punched cards to automate steam-powered weaving looms. In the mid-1830s, English mathematician Charles Babbage developed plans for a computing …

  2. Wallace Eckert - IBM

    In 1933, Columbia installed a full IBM punched card assembly, dubbed the Astronomical Calculator, in the Astronomy Department, based on Eckert’s request and specifications. From there Eckert rigged various IBM calculators and …

  3. IEBPTPCH (Print-Punch) Program - IBM

  4. The birth of Social Security | IBM

    On September 16, 1936, IBM won the contract and quickly unveiled a technological workhorse developed specifically for the SSA: the IBM 077 Collator, a massive machine for reading and organizing punched cards into a single …

  5. The IBM 1401

    The 1401 could transfer input data from cumbersome punched cards to faster and less bulky magnetic tape drives, and many used the 1401 to make the switch from cards to tape. The world was ready for an accessible and affordable …

  6. Processing a Punched Card File - IBM

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  8. The Apollo Missions: Transforming the world | IBM

  9. Interpretation of punched cards - IBM

  10. Example 2: Punch Sequential Data Sets - IBM

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