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IBM mainframe instructor led training is no longer available through The Trainer's Friend, Inc.


The training materials I used for teaching are available as well as a number of technical papers relating to z/OS. These materials will be available until July 1, 2022.




This site now hosts my web pages for supporting my work with the Denver Takayama Sister City committee:



A new curriculum of online training for coding HTML on Windows machines is found on my Still Plugging Away website




This page last updated: 1 June, 2022
Copyright © 2022 by Steve Comstock