Indicia (inside front cover):
WONDERWORLD COMICS, Vol. I, No. 4, Published monthly by Bruns Publications, Inc., V. S. Fox, President, 480 Lexington Avenue, New York, N. Y. Office of publication. 29 Worthington St., Springfield, Mass. Entered as second-class matter at the Post Office, New York, N. Y., under the act of March 3, 1879. Application for transfer of entry to the Post Office at Springfield, Mass., pending. Price 10 cents per copy. Subscription rates: 12 issues in the United States, and its possessions, Mexico, South America, Spain, $1.50. Elsewhere, $2.50. The Publisher accepts no responsibility for unsolicited material. Copyright 1939, by Bruns Publications, Inc. Printed in the U.S.A.
On sale date from the publication date found in the Catalog of Copyright Entries, Part 2, Periodicals, New Series, Volume 34, 1939, Number 3. Second class permit. Copyright number 420693. Copyright given to Bruns Publications, Inc.