What Time Was That?

From Author Wars - https://authorwars.com/books/what-time-was-that-192686.html

Overview:

Title: What Time Was That?
Author: K. M. O'Donnell
Year: 1969
Type: Short Fiction

Editions/Publications:

Unknown. In the Pocket and Other S-F Stories / Gather in the Hall of the Planets (Unknown, K. M. O'Donnell, Ace Books, ISBN-10: 0441274153, $0.75, 132+121 pages, dos, Omnibus)