Code duello
By: Mack Reynolds. The age of ruin / John M. Faucette.
Contributors: Faucette, Jolin Matthew, 1943-
Series: Ace double -- H-103.; Ace double-novel books -- H-103.
Publisher: Ace Books
Published: 1968
Place of publication: New York
Language: eng
Number of pages: 141
Other titles: Age of ruin.
Notes: Sequel to: The rival Rigelians; sequel: Section G, United Planets.

No collective t.p.; titles transcribed from individual title pages.

Texts bound together back-to-back and inverted.