Record Book of Famous Police Cases #[nn]

This is 4 comics stripped of their original covers and rebound together under a new cover. It's likely that various different combinations of comics were used, so individual stories are not indexed here. The copy being used for indexing contains these 4 comics: Authentic Police Cases #7 (April 1950), April 1950 The Texan #9 (August 1950), August 1950 Son of Sinbad #1 (February 1950), February 1950 Secret Missions #1 (February 1950), February 1950 The inside front cover is blank except for this single line: 'Published by St. John Publishing Company, 545 Fifth Avenue, New York 17, New York.' The inside back cover is blank.