IBM published a lot of reference cards; the one below was helpful when we had to talk to DOS/VS at the console. It is the “System/370 DOS/VS POWER/VS Reference Summary”. Every serious operator had or wanted one.








Gerards cloud server
IBM published a lot of reference cards; the one below was helpful when we had to talk to DOS/VS at the console. It is the “System/370 DOS/VS POWER/VS Reference Summary”. Every serious operator had or wanted one.