This Namor The Sub-Mariner #4 comic book from July 1990 is a vintage collectible from the Copper Age of US Comics. Featuring the character Namor, Sub-Mariner, and Phoebe Marrs, this first printing is a valuable addition to any comic book collection. Published by Marvel Comics in the United States, this English-language comic book is a must-have for fans of the Marvel Universe and lovers of the marine genre.