The Hidden Colony (Part 3 of 3)

From Author Wars - https://authorwars.com/books/the-hidden-colony-part-3-of-3-114058.html

Overview:

Title: The Hidden Colony (Part 3 of 3)
Author: Otfrid von Hanstein
Year: 1935
Type: Serials

Editions/Publications:

Unknown. Wonder Stories, March 1935 (Unknown, Otfrid von Hanstein, Continental Publications, $0.25, 132 pages, pulp, MAGAZINE)