Published Aug 1964 by DC.
Cover art by Nick Cardy. The Duel of the Sea Queens! starring Aquaman, Aqualad, Mera, Sirene, Rovere, and Stellor, art by Nick Cardy; Aquaman is replaced by an alien changeling; Mera rescues the real Aquaman. Cap's Hobby Center activity page by Henry Boltinoff. The Gassy Seas article. 36 pgs. $0.12. Cover price $0.12.