Comic Title: Monsters on the Prowl #13
Publisher: Marvel (Magazine Management Co., Inc.)
Address: 625 Madison Avenue, New York, NY
Cover Date: October 1971
Approx. On Sale Date: July 27, 1971 Copyright Date June 29, 1971
Source: Library of Congress, Periodicals 1971
Marvel copyright dates beyond April 1969
represent shipping dates NOT newsstand sale dates

Frequency: Bi-monthly
Cover Price: $0.25
Page Count: 48
Editor: Stan Lee

Title: "In the Shadow of Tragg -- He Who Walks Beneath the Earth"
Pages: 6

Writer: Gerry Conway
Artist: Syd Shores
Letterer: Sam Rosen

Reprinted In:
Where Monsters Dwell #33 (1975)