> -----Original Message----- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck > Guzis > Sent: 15 December 2015 05:37 > To: General Discussion: On-Topic and Off-Topic Posts > <cctalk@classiccmp.org> > Subject: Re: Display-less computing > > On 12/14/2015 06:05 PM, Paul Koning wrote: > > > I've only ever seen them called "12" and "11" for the top and next > > rows respectively. For example, the card code listing on the IBM 360 > > "green card" shows them that way (e.g., A is 12-1). > > Same here. But it's not outside the range of possibility that *someone* > called them X and Y, although I don't know who did. Doug Jones doesn't > mention it. >
I have seen ICT punches labelled this way. There is one here where "X" and "Y" have been manually added. https://en.wikipedia.org/wiki/Keypunch#/media/File:Hand-operated_Card_Punch- 2.jpg I think the one I own is labelled.... > Let's not forget the System/3 96-column cards. BA8421 (sort of like 7-track > mag tape), with a really wacky way to combine the columns to make 8-bit > bytes. > > Univac, of course, had their own system with their double-45 column system, > round holes and all. > > --Chuck Dave G4UGM
