Sub-Mariner (1941) issue 13

Sub-Mariner in "Dead Who Swim"
Penciled & inked by Allen Simon.
12 pages.

Sub-Mariner in "Master Plan for Destruction"
Penciled by Gustav Schrotter & inked by Allen Simon.
12 pages.

A text story "Stand-In"
2 pages.

Sub-Mariner in "The Battle for New York Harbor"
Penciled by Allen Simon & inked by Gustav Schrotter.
12 pages.

Angel in "The Devil's Imposter"
Penciled & inked by Jimmy Thompson.
8 pages.

Cover art by Alex Schomburg.