Avengers #57, CGC 5.5, WHITE Pages, 1968, 1st App Vision, Roy Thomas, Huge ###128273;###128273;! Gorgeous mid-grade example of this terrific key. Also, this one has WHITE PAGES, a very desirable feature that is getting harder to find these days for this particular issue.There are a few, but not many. Add this huge key to your Vision, Avengers, or Silver Age and/or Marvel slab collection today. You won't regret it. Be sure to check out my other listings as well.