The Square Root of Man

From Author Wars - https://authorwars.com/publications/the-square-root-of-man-255109.html

Overview:

Title: The Square Root of Man
Author: William Tenn
Year: 1981
ISBN-10: 0345292308
Publisher: Del Rey / Ballantine
Price: $2.25
Pages: 220
Binding: Paperback
Type: Collection
Title Reference: The Square Root of Man
Notes:
Stated second printing of the June 1968 Ballantine edition with a different cover. No number line. The title of "She Only Goes Out at Night ..." ends with an ellipsis on the title page; the title in the table of contents is ambiguous since it has dots between the title and the page number. "About William Tenn", an uncredited essay with an extended quote from Theodore Sturgeon, on the page following the last numbered page.