To the End of Time and Other Stories / World of the Masterminds

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Overview:

Title: To the End of Time and Other Stories / World of the Masterminds
Author: Robert Moore Williams
Year: 1960
Publisher: Ace Books
Price: $0.35
Pages: 108+148
Binding: dos
Type: Omnibus
Title Reference: World of the Masterminds
Notes:
- To the End of Time and Other Stories is 108 pages; ©1960
  - Cover states "First Book Publication"
  - The artist is not credited, EMSH is on the cover
- World of the Masterminds is 148 pages; ©1960
  - Cover states "Complete Novel"
  - The artist is not credited, no visible signature.
  - ACE Image Library credits Valigursky