The X-Men #3: The Federal edition

Federal Comics' The X-Men #3 was published c.February 1985:

The cover is modified from the final page of The X-Men #99:

The contents:

My Brother, My Enemy!, originally published in The X-Men #97, February 1976 

Merry Christmas, X-Men..., originally published in The X-Men #98, April 1976

[Deathstar, Rising!], originally published in The X-Men #99, June 1976

[Greater Love Hath No X-Man...], originally published in The X-Men #100, August 1976

The stories in this issue are modified. For example, title/splashes are omitted, and the page repurposed for the cover is omitted from the [Deathstar, Rising!] segment. Another modification from this story involves the double-page spread:

This is presented in full in the Federal edition, however it is printed sideways on a single page:

Thanks to Mark Cannon for the providing the scans from the original series, which appear to be from Marvel Masterworks-type reprintings.