About MVS Operating System User Guide

Recently, many of my friends asked me for a book "MVS Operating System User Guide". However, since this compressed package has more than 13 MB, it is a little too large to send emails. Besides, the network speed is not good now, so I found it as follows:

Http: // 222.89.130.6/downinfo/4690.html. In this case, you can go to the MVS operating system user guide, you need to register as a user and log on to the website to find this book! Some people want pcom, but I gave it to my teacher during the training. I did not give it any further.