UFO-1 [Flesh Hunters]
Robert Miall
1973

UFOLOGY
James M. McCampbell
1973

UFO's In the 20th Century
Robert Barry
1973

The White Mountains
John Christopher
1973

The Avenger #30 [Black Chariots]
Kenneth Robeson
1974

Beyond Earth: Man's Contact with UFOs
Ralph Blum with Judy Blum
1974

Childhood's End
Arthur C. Clarke
1974

Flying Saucerama
Frank E. Stranges
1974

The Galactic Club, Intelligent Life in Outer Space
Ronald N. Bracewell
1974

Intercept UFO
Renato Vesco
1974

Les films de UFO No.3 [Rescue] - Photo Novel

1974

Les films de UFO No.8 [Rescue by Sailor] - Photo Novel

1974

Mankind - Child of the Stars
Max H. Flindt & Otto O. Binder
1974

Meg on the Moon
Helen Nicoll & Jan Pienkowski
1974

Mendelov Conspiracy
Martin Caidin
1974

MUFON 1974 Symposium Proceedings
Walter H. Andrus, Jr., ed.
1974

My Hapai Machine - The Flying Saucer
George E. Kaeck
1974

Orbit Unlimited
Poul Anderson
1974

Overlords and Olympians
Wm. Gordon Allen
1974

Seed of the Gods
Zach Hughes
1974

Space Hostages
Nicholas Fisk
1974

Spaceships of Ezekiel
Josef F. Blumrich
1974

U.F.Os and their Mission Impossible
Dr. Clifford Wilson
1974

The UFO Experience
J. Allen Hynek
1974

The UFO Experience - A Scientific Inquiry
J. Allen Hynek
1974

UFOs Explained
Philip J. Klass
1974

UFO's Past, Present & Future
Robert Emenegger
1974

UFOs: Here And Now!
K. Gosta Rehn
1974

UFO'S: Nazi Secret Weapon
Mattern and Friedrich
1974

Unidentified Flying Objects Over The Tennessee Valley
W.A. Darbro & Stanley L. Ingram
1974

Uninvited Visitors
Ivan T. Sanderson
1974

The Utah UFO Display: A Biologist's Report
Frank B. Salisbury
1974

Visitors From Other Planets
Nada-Yolanda
1974

War of the Worlds
H.G. Wells
1974

Aliens from Space
Donald E. Keyhoe
1975

All The Colours of Darkness
Lloyd Biggle Jr.
1975