IBM Punch Cards

[Gene Ehrich]

At 08:19 PM 7/9/2005, you wrote:
>Well pulling out my Hero-Jr robot for some photos I noticed the two 
>card sample booklets I go a few weeks ago.  There seems to be over 
>300 different card stock samples in the two salesman booklets. One 
>is called "general Purpose Card Sample IBM Data Processing Cards" 
>form # 570-0275 9-67 and the other is "IBM Standard stock card 
>formats" form # 570-0440 from around 1970. I had no idea of all the 
>many card formats IBM had.

The standard cards that we used were 5081 cards. We later used the 
smaller cards in System 3 etc.