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Notes
On sale date from the publication date found at the Catalog of Copyright Entries, Part 2, Periodicals, New Series, Volume 34, 1939, Number 2. Second class permit. Copyright number 408650.
On sale date from the publication date found at the Catalog of Copyright Entries, Part 2, Periodicals, New Series, Volume 34, 1939, Number 2. Second class permit. Copyright number 408650.