This is an amazing Sub-Mariner #19 comic book from 1969, featuring the first appearance of the Stingray (Walter Newell). The issue is graded 8.0 Very Fine and is a must-have for any collector of US Comics. The publication year is 1969, and the era is Silver Age (1956-69). The comic book belongs to the Avengers superhero team and is a part of the Sub-Mariner series title. The publisher is Marvel Comics, and the genre is Classics. This is a key issue with important features, and it is perfect for fans of Namor and Stingray.