We, the Invisible

From Author Wars - https://authorwars.com/books/we-the-invisible-983402.html

Overview:

Title: We, the Invisible
Author: Frank Belknap Long, Jr.
Year: 1970
Type: Short Fiction

Editions/Publications:

Unknown. The House in the Valley & Other Tales of Terror (Unknown, Frank Belknap Long, Jr., Sphere Books, ISBN-10: 0722178514, 5/-, 144 pages, Paperback, Anthology)