Mystery of the Missing Magnate

From Author Wars - https://authorwars.com/books/mystery-of-the-missing-magnate-1105351.html

Overview:

Title: Mystery of the Missing Magnate
Author: Virgil Finlay
Year: 1939
Type: Interior Art

Editions/Publications:

Unknown. Weird Tales, October 1939 (Unknown, Virgil Finlay, Weird Tales, $0.15, 132 pages, pulp, MAGAZINE)
Unknown. Weird Tales (disc 4, part 2) (Unknown, Virgil Finlay, unknown, Anthology)