My first programming job.  NCR 500 1969 4K memory (400 12 digit words)
machine language.

Those "tape" drives in the picture are punched paper tapes.  No disk.
Magnetic ledger cards were the only permanent storage.

 

 

http://www.thecorememory.com/TUPopUp.html?1=./assets/images/NCR_500_11.j
pg&2=384&3=500&4=NCR%20500&5=1&6=0




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