"I believe the cover is inked by both Giacoia and Esposito, one of many such combos" --Nick Caputo 2007
Letters from: Woody Goodgine, Elaine Webster, Lester Baptiste, and Ssgt. Michael L. Kuhne; Marvel Value Stamp #9 (Series A) Captain Marvel.
House ad for Amazing Spider-Man (Marvel, 1963 series) #131 (April 1974), advertised with an arrival date of "On Sale Jan. 3rd".
Stan Lee's Soapbox; Items; Mighty Marvel Checklist.