Magazine of Horror #29 Sep. 1969

Contents
“The Case of the Sinister Shape” by Gordon MacCreagh (Strange Tales March 1932)
“The Thirty and One” by David H. Keller, M.D. (Marvel Science Stories Nov. 1938)
“Portraits by Jacob Pitt” by Steven Lott
“The Red Sail” by Charles Hilan Craig (Weird Tales Oct. 1931)
“Guatemozin the Visitant” by Arthur J. Burks (Weird Tales Nov. 1931)