The Secret of the Silent City (Part 1 of 17)

From Author Wars - https://authorwars.com/books/the-secret-of-the-silent-city-part-1-of-17-3339789.html

Overview:

Title: The Secret of the Silent City (Part 1 of 17)
Author: uncredited
Year: 1920
Type: Serials

Editions/Publications:

1920 . The Magnet Library, February 28, 1920 (1920, uncredited, The Amalgamated Press, -/1.5, 20 pages, Pamphlet, MAGAZINE)