Inside front and back covers are blank. Back cover is also blank. Adapted from the Famous Radio Program. Original Material.
April 1939 date comes from known newsstand photograph that shows this comic being sold at same time as other known comics released April 1939. 1938 might come from copyright date, but it is uncertain at this time.
This is a long text story with illustrations by Thompson thru out the book ranging from full page to small panel illustrations.