The Nitrogen Fix

From Author Wars - https://authorwars.com/publications/the-nitrogen-fix-44734.html

Overview:

Title: The Nitrogen Fix
Author: Hal Clement
Year: 1980
ISBN-10: 0441581161
Publisher: Ace Books
Price: $6.95
Pages: 289
Binding: Trade Paperback
Type: Novel
Title Reference: The Nitrogen Fix
Notes:
First printing, full number line. Cover artist not credited but the artwork is signed. "Illustrated by Janet Aulisio" on title/copyright pages; about half of the 21 drawings are signed