Published monthly by ZIFF-DAVIS PUBLISHING COMPANY at 185 North Wabash Ave., Chicago 1, Ill. New York Office, Empire State Building, New York 3, N. Y. Washington office, International Building, 1819 F Street. N.W., Washington 4. D. C. Entered as second class matter April 11. 1946, at the Post Office, Chicago, Illinois, under the Act of March 3, 1879. Subscription $2.50 for 12 Issues; Canada $3.00; Foreign $4.50. Subscribers should allow at least two weeks for change of address. All communications about subscriptions should be addressed to the Director of Circulation, Ziff-Davis Publishing Company, 185 North Wabash Ave.. Chicago 1. Ill.
Illustrated by Malcolm Smith, Julian S. Krupa and Robert Fuqua
Long ago tribes of Indians vanished into the bowels of the earth. Where did they go? Do they exist today, in their hideaway from the white man?
Front cover painting by Robert Gibson Jones
illustrating a scene in the caves
Copyright 1947, ZIFF-DAVIS PUBLISHING COMPANY
Member of the Audit Bureau of Circulations
We do not accept responsibility for the return of unsolicited manuscripts or artwork. To facilitate handling, the author should enclose a self-addressed envelope with the requisite postage attached, and artists should enclose or forward return postage. Accepted material is subject to whatever revision is necessary to meet requirements. Payment covers all authors', contributors' and contestants' magazine rights in the U.S.A. and all other countries in the article and/or illustrations and for publicity and promotion in connection therewith and will be made at our current rates upon acceptance. All photos and drawings will be considered as part of material purchased. The names of all characters that are used in short stories, serials and semi-fiction articles that deal with types are fictitious. Use of a name that is the same as that of any living person is coincidental.