The Mutant Weapon / The Pirates of Zan

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Overview:

Title: The Mutant Weapon / The Pirates of Zan
Author: Murray Leinster
Year: 1959
Publisher: Ace Books
Price: $0.35
Pages: 93+163
Binding: dos
Type: Omnibus
Title Reference: The Pirates of Zan
Notes:
- The Mutant Weapon is 93 pages. ©1959
  - The cover states "Complete Novel".
  - The artist is not credited; no visible signature.
  - Cover image here
- The Pirates of Zan is 163 pages. ©1959
  - The cover states "First Book Publication".
  - The artist is not credited; EMSH is on the cover.
  - Cover image here