Cool. Thanks for the view of Blue Card. That is right around the time I got my first job as a mainframe computer operator. So glad I missed out on the Punched Card Era!
Have great day. Duffy -----Original Message----- From: IBM Mainframe Assembler List [mailto:[email protected]] On Behalf Of Michael Stack Sent: Wednesday, April 10, 2013 11:30 AM To: [email protected] Subject: Re: Subject: New BAL The "blue card" itself can be seen at http://archive.michigan-terminal-system.org/documentation/documents/IBM360-6 7RefCard.pdf Mike At 01:15 PM 4/10/2013 -0500, you wrote: >This green card documents BAS as "Branch and Store" with footnote (e) >Model 67. > >http://archive.computerhistory.org/resources/access/text/2010/05/102678 >081-05-01-acc.pdf > >Regards, >John K > >IBM Mainframe Assembler List <[email protected]> wrote on >04/10/2013 12:01:44 PM: > >> From: Scott Ford <[email protected]> >> To: [email protected] >> Date: 04/10/2013 12:14 PM >> Subject: Re: Subject: New BAL >> Sent by: IBM Mainframe Assembler List >> <[email protected]> >> >> John, >> >> Now you say it seem to remember it on a 360/20 . I learned BAL at >> that time on a 360/20 >> >> Scott J Ford >> Software Engineer >> http://www.identityforge.com/ >> >> >> >> ________________________________ >> From: John Ehrman <[email protected]> >> To: [email protected] >> Sent: Wednesday, April 10, 2013 12:53 PM >> Subject: Re: Subject: New BAL >> >> John McKown noted... >> >IIRC, some models of the S/360 had a BAS instruction. But I don't >> >have an old S/360 POPS to make sure exactly what it did. >> >> My old System/360 Green Card has no BAS, but I believe it was >> available >on >> Models 20 and 67. I don't think it would have been in the 360 PoP. >> John Ehrman
