Willy Ley
Willy Otto Oskar Ley was a German and American science writer and proponent of space exploration and cryptozoology. The crater Ley on the far side of the Moon is named in his honor.
Books
- No cover
Danger In Deep Space
1953
ISBN 9781122662833 
Famous Science-Fiction Stories: Adventures in Time and Space
1946
ISBN 9780394607313
Galaxy Science Fiction Magazine, December 1967
1967
ISBN 9781415567128
Galaxy Science Fiction: 10/65 24.1
ISBN 9780185065100
If This Goes On
1965
- No cover
The Expert Dreamers
1962
Farewell, Fantastic Venus!: A History of the Planet Venus in Fact and Fiction
1968
ISBN 9780356024660
Dawn of Zoology
1968
ISBN 9786000386634
Galaxy Science Fiction Magazine, July 1969
1969
ISBN 9781415569078
The Science Fiction Roll of Honor
1975
ISBN 9780394486772- No cover
Galaxy Science Fiction, Vol. 1.0
1950
Astounding Science-Fiction, December 1941
1941
Travelers of Space
1951
Rocket Manual for Amateurs
1960
- No cover
Galaxy Science Fiction, February 1968
1968
ISBN 9780185068026 
The Conquest of Space
1949
ISBN 9780670237364
Beyond Belief
1966
ISBN 9789900052906
The poles
1969
Astounding Science Fiction, February 1940
1940
Galaxy Science Fiction, Vol. 5.0
1952
Conquest of the Moon
1953
The Lungfish, the Dodo, and the Unicorn: An Excursion into Romantic Zoology
1941
ISBN 9780670444533
Engineers' Dreams
1954
ISBN 9789997483218