The Second Phase: an Interstellar Civilization.
From Author Wars - https://authorwars.com/books/the-second-phase-an-interstellar-civilization-514491.html
Overview:
- Title: The Second Phase: an Interstellar Civilization.
- Author: Duncan Lunan
- Year: 1974
- Type: Essays
Editions/Publications:
- Unknown. Man and the Stars: Contact and Communication with Other Intelligence (Unknown, Duncan Lunan, Book Club Associates, 324 pages, Hardcover, Non-fiction)