Mayflies

From Author Wars - https://authorwars.com/publications/mayflies-21748.html

Overview:

Title: Mayflies
Author: Kevin O'Donnell, Jr.
Year: 1979
ISBN-10: 0425042901
Publisher: Berkley Books
Price: $1.95
Pages: 295
Binding: Paperback
Type: Novel
Title Reference: Mayflies
Notes: Berkley edition / December 1979. No printing statement
Cover artist is not credited. Signature is visible on the backcover.
"A Berkley Showcase SF Original" on the front cover, "Berkley Showcase Originals" on the back cover.