Doc Savage [v15 #4, June 1940] ed. John Nanovic (Street & Smith Publications, Inc., 10¢, 114pp, pulp, cover by Emery Clarke)
Details supplied by Tom Daniels.
Doc Savage [v16 #3, November 1940] ed. John Nanovic (Street & Smith Publications, Inc., 10¢, 116pp, pulp, cover by Emery Clarke)
Details taken from Table of Contents.
Doc Savage [v16 #6, February 1941] ed. John Nanovic (Street & Smith Publications, Inc., 10¢, 116pp, pulp, cover by Emery Clarke)
Details taken from Table of Contents.