You know what an Appreciation thread needs? ART!
Here's Bob Oksner's Captain Marvel centerfold pinup from Limited Collectors' Edition C-21 (I think) followed by the cover of Captain Marvel Adventures 6 that it was inspired from. If Atlas shrugs, he's gonna be x-rated!
Neal Adams didn't draw a ton of Captain Marvel, but here's his pic from the 1976 DC Calendar (month of August).