Frontier of the Unknown (Part 2 of 2) [3]

From Author Wars - https://authorwars.com/books/frontier-of-the-unknown-part-2-of-2-3-1711345.html

Overview:

Title: Frontier of the Unknown (Part 2 of 2) [3]
Author: Elliott Dold, Jr.
Year: 1937
Type: Interior Art

Variant Titles:

1937. Frontier of the Unknown (Part 2 of 2) [3]