Day Is Done

From Author Wars - https://authorwars.com/books/day-is-done-590897.html

Overview:

Title: Day Is Done
Author: Lester del Rey
Year: 1939
Type: Short Fiction

Editions/Publications:

Unknown. Operation Future (Unknown, Lester del Rey, Permabooks, $0.35, xi+356 pages, Paperback, Anthology)
Unknown. Operation Future (Unknown, Lester del Rey, Permabooks, C$0.35, xi+356 pages, Paperback, Anthology)