.

[Linked Image from i.pinimg.com]

The wraparound cover for DC 100-PAGE SUPER SPECTACULAR 6, from 1971. Adams himself said that managing editor Carmine Infantino was thrilled with this cover, almost orgasmic in his praise of it.
You can read the full contents at:
https://viewcomiconline.com/dc-100-page-super-spectacular-issue-6/


Likewise Adams' wraparound cover for 100-PAGE SUPER SPECTACULAR 13 (a k a, SUPERMAN 252), from June 1972.

[Linked Image from static.flickr.com]

https://viewcomiconline.com/dc-100-page-super-spectacular-issue-13/