Threshold: Using Lasers for Interstellar Communication
From Author Wars - https://authorwars.com/books/threshold-using-lasers-for-interstellar-communication-1232180.html
Overview:
- Title: Threshold: Using Lasers for Interstellar Communication
- Author: Philip Margolies
- Year: 1994
- Type: Essays
Editions/Publications:
- Unknown. Gateways, #9 (Unknown, Philip Margolies, FanTek Publications, $4.00, 68 pages, quarto, MAGAZINE)