Open Fly

From Author Wars - https://authorwars.com/publications/open-fly-917816.html

Overview:

Title: Open Fly
Author: Sid Cum
Year: 1969
Publisher: Peyote Press
Price: $1.75
Pages: 154
Binding: Paperback
Type: Novel
Title Reference: Open Fly
Notes: Data from Galactic Central's SF Porn Index.