These files were downloaded from the website of Gary S. Brown,
http://www.gsbrown.org/compuserve/compuserve-games-highlights-1983-12/

He writes:
> This 16-page insert was included with the December 1983 issue of Today, CompuServe's magazine for CIS subscribers.

A "New Adventure" resembling LONG0751 is described on p1.jpg.

On p4.jpg, "Castle Telengard" sounds a lot like Bob Maples' "Black Dragon".