Spectral Adventurers

From Author Wars - https://authorwars.com/books/spectral-adventurers-114885.html

Overview:

Title: Spectral Adventurers
Author: Herbert C. McKay
Year: 1937
Type: Essays

Editions/Publications:

Unknown. Astounding Stories, December 1937 (Unknown, Herbert C. McKay, Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)