Half-Past Tomorrow

From Author Wars - https://authorwars.com/publications/half-past-tomorrow-420034.html

Overview:

Title: Half-Past Tomorrow
Author: Ruth Christoffer Carlsen
Year: 1973
ISBN-10: 0395160367
Publisher: Houghton Mifflin
Price: $3.95
Pages: 161
Binding: Hardcover
Type: Novel
Title Reference: Half-Past Tomorrow
Notes: Stated "First Printing C". I do not know what the "C" stands for. The dust jacket has the code "0812", possibly an August 12th printing.