1967 Dart Gt Build Card
Search FABO for IBM card and my handle there is a tone of info.
The punches in the top 2/3 rows indicate a letter of the alphabet based on the number below it.
Column 29 30 31
Has the top most hole punched and then the punch below it is a 4 D is the 4th letter in the alphabet.
Google " IBM punch card decoding"
Look for the gen5.info result and click on the link
Search FABO for IBM card and my handle there is a tone of info.
The punches in the top 2/3 rows indicate a letter of the alphabet based on the number below it.
Column 29 30 31
Has the top most hole punched and then the punch below it is a 4 D is the 4th letter in the alphabet.
Google " IBM punch card decoding"
Look for the gen5.info result and click on the link