The Seed of Earth / Next Stop the Stars

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Overview:

Title: The Seed of Earth / Next Stop the Stars
Author: Robert Silverberg
Year: 1962
Publisher: Ace Books
Price: $0.40
Pages: 114+139
Binding: dos
Type: Omnibus
Title Reference: The Seed of Earth
Notes:
- Cover for The Seed of Earth is stated "First Book Publication"
  - The Seed of Earth 139 pages
- Cover for Next Stop the Stars is stated "First Book Publication"
  - Next Stop the Stars 114 pages
- Neither cover is credited, no visible signatures. ACE Image Library credits Valigursky with The Seed of Earth. Silverberg's 1979 "Introduction" to the Dobson 1st hardcover edition of Next Stop the Stars notes this paperback first edition of the collection "was given a striking cover painting by Ed Emsh", and Seed of Earth "a less impressive but still attractive illustration, perhaps by Ed Valigursky".
Dedication on title page for Next Stop the Stars is to H.L. Gold.
Dedication on title page for The Seed of Earth is to Robert Bloch.