There is no publisher cover emblem, just the "IND." distributor brand.
Full indicia: "May - June 1941--No. 10. SUPERMAN is published bi-monthly by Superman, Inc., 480 Lexington Avenue, New York, N. Y. Reentered as second class matter June 25, 1940 at the post office at New York, N. Y. under the Act of March 3, 1879. Subscriptions 75c a year including postage. Entire contents copyrighted 1941 by Superman, Inc. Printed in U.S.A."