BLUE BOLT, Vol. 1, No. 12, May 1941, published monthly by Novelty Press, Inc., P. O. Box 1198, Philadelphia, Pa., editorial offices, 292 Madison Avenue, New York 11, N. Y.
Index revised from a scan from
http://goldenagecomics.co.uk/.
The on-sale date is from the publication date recorded in the Catalog of Copyright Entries, Part 2, Periodicals, 1941, New Series, Vol. 36, No. 2.