A collection of Silver Age comics, comprising DC Wonder Woman #160 (first Silver Age appearance of Cheetah), DC The Atom #19 (first cover appearance and second full appearance of Zatanna), DC Showcase #60 (first appearance of The Spectre), Marvel Tales to Astonish #77 (first appearance of Behemoth), DC Adventure Comics #381 (first Supergirl solo story), Marvel Daredevil #13 (origin of Ka-zar), Marvel The Avengers #19 (first appearance of The Swordsman and origin of Hawkeye), and Spellbound #54 and L. Miller #54 (reprints of Avengers #2 and #3).