Time-Machine in Your Backyard!

From Author Wars - https://authorwars.com/books/time-machine-in-your-backyard-2759771.html

Overview:

Title: Time-Machine in Your Backyard!
Author: uncredited
Year: 1941
Type: Essays

Editions/Publications:

Unknown. Weird Tales, July 1941 (Unknown, uncredited, Weird Tales, $0.15, 132 pages, pulp, MAGAZINE)
Unknown. Weird Tales (disc 5) (Unknown, uncredited, unknown, Anthology)