IBM 029 Card Punch and ASCII Machines
captainkirk359 at gmail.com
Sun May 10 10:22:59 CDT 2015
Please forgive any typos, I'm writing this on my phone.
On Sunday, 10 May 2015, Paul Koning <paulkoning at comcast.net> wrote:
> Not well known, but there are card codes for lower case, and in fact IBM
> operating systems could handle that though it wasn’t commonly seen. And in
> fact there are card codes in the EBCDIC code table for all 256 possible
> 8-bit values; you’d find those in binary card decks.
On John Savard's site he has a page on punched cards and card codes. By any
chance is the representation of the card code correct for the full
Also perhaps this is somewhat off topic, but were there ever card punches
on DEC machines? I know of the various readers, but not punches except I
think for the '10.
Christian M. Gauger-Cosgrove
Contact information available upon request.
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