The Past Through Tomorrow

From Author Wars - https://authorwars.com/publications/the-past-through-tomorrow-75937.html

Overview:

Title: The Past Through Tomorrow
Author: Robert A. Heinlein
Year: Unknown
ISBN-10: 0399106200
Publisher: G. P. Putnam's Sons
Price: $9.95
Pages: 667
Binding: Hardcover
Type: Collection
Title Reference: Methuselah's Children
Notes: later printing