There's A Crisis At Crusader Citadel - Jeff Dee and Jack Herman
An introductory adventure where the player characters have to stop the arch enemies of the local superteam from ransacking their headquarters after a defeat. A fine and colorful bunch the Crushers are too. Also perils of using names of media personalities from other countries in those days no kids had heard of any US newscasters for example
4 out of 5
The above link is the complete list of post from this blog, updated each week, if you want to browse like that rather than search.
This list is quite long, and has become longer than I ever thought so in the interests of loading speed it is now situated elsewhere.
Similarly I am working on a simple website to browse by author that combines Free SF Reader and Not Free SF Reader that is extremely bare bones now, and can be found at the second URL above.