The Gemini Problem: A Study in Darkover

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Overview:

Title: The Gemini Problem: A Study in Darkover
Author: Walter Breen
Year: 1975
Publisher: T-K Graphics
Pages: 39
Binding: Pamphlet
Type: Non-fiction
Title Reference: The Gemini Problem: A Study in Darkover
Notes: Originally self-published as a Christmas gift to MZB in 1971. It was updated for this publication.
Info from http://darkover.wikia.com/ and http://fanlore.org/wiki/The_Gemini_Problem
It has been periodically updated and reissued: FAPA Special Leaflet in 1973, a chapbook by T-K Graphics in 1975 [this record], and reprinted in 1978 for Friends of Darkover.