#1

Cover date is May.

Comic contains two indicias: Inside front cover indicia reads: April-May 1951. Published by X. L. Publishing Co., Inc. 30 Rockefeller Plaza New York. Printed in Canada

The first page has another indicia which reads: May-June 1951 published by P. L. Publishing Co., Inc. 30 Rockefeller Plaza New York Printed in Canada.

Indicia info from Gary Watson.

Indexed from scanned copy at http://digitalcomicmuseum.com