L'ennemi invisible

From Author Wars - https://authorwars.com/publications/lennemi-invisible-585020.html

Overview:

Title: L'ennemi invisible
Author: Henri Vernes
Year: 1959
Publisher: Marabout
Pages: 152
Binding: Paperback
Type: Novel
Title Reference: L'ennemi invisible
Notes:
- First edition, first printing.
- "59/N° 178" on bc.
- No price on book.
- Uncredited cover art.