Yes. In fact, since I am in a good mood this morning (my cat hasn't vomited...yet, anyway) I will even provide you with a link: http://ibmmainframes.com/manuals.php
"You have sat too long for any good you have been doing lately ... Depart, I say; and let us have done with you. In the name of God, go!" -- what I say to a junior programmer at least once a day
Do tou just mean PL/1 materials, as that is the section you posted in (did you read the forum rules before posting?), or do you mean the millions of pages of all mainframe documentation?
The problem I have is that people can explain things quickly but I can only comprehend slowly. Regards Nic
cheers enrico When I tell somebody to RTFM or STFW I usually have the page open in another tab/window of my browser, so that I am sure that the information requested can be reached with a very small effort