*Captain America #117 (First Appearance of The Falcon)
Homer, the Happy Ghost #1
The Avengers #63 (Hawkeye becomes Goliath)
The Avengers #66 (First reference to Adamantium)
Tower of Shadows #1
Card front from Captain America #111 (sic) by Jim Steranko *Source: Back of card
Card back presents the cover of Homer, The Happy Ghost (1969).