The Gentle Giants of Ganymede by James P. Hogan 1978 Del Rey Paperback

1978 The Genesis Machine James P. Hogan - Del Rey First Edition Paperback book

The Genesis Machine by James P. Hogan Del Rey Paperback Books, 1978 Sci-Fi

INHERIT THE STARS by James P. Hogan vintage 1977 Del Rey FIRST PRINT paperback

The Genesis Machine Science Fiction Paperback Book by James P. Hogan 1978

The Genesis Machine by James P. Hogan - Del Rey First Edition 1978 - Paperback

1978 The Genesis Machine James P. Hogan - Del Rey First Edition Paperback book

The Genesis Machine by James P. Hogan 1978 Del Rey 1st Print Paperback Sci-Fi