Captain America joins the Avengers
1st cover appearance of Captain America on an official Marvel Comics cover, previously Timely, then Atlas
1st appearance of Captain America in the Silver Age
1st cameo appearance of Baron Heinrich Zemo
Death of Bucky, in a flashback

Cover pencils by Jack Kirby, inks by George Roussos. Captain America Joins... The Avengers!, script by Stan Lee, pencils by Jack Kirby, inks by George Roussos; Namor attacks a group of eskimos and throws their idol into the sea. When the ice melts, the figure trapped within turns out to be Captain America, in suspended animation since the end of World War II; The Avengers rescue Cap and return to New York. An alien figure turns our heroes to stone. When Cap and Rick Jones track him down, the alien agrees to restore the Avengers if they agree to help him recover his broken space ship in return; When doing so, the Avengers are attacked by Namor. Roster includes: Thor,