The Alien Way By Gordon R. Dickson Bantam Books Science Fiction 1973 Paperback

Earth Unaware By Mack Reynolds Belmont Books 1968 Paperback

The Currents of Space By Isaac Asimov Lancer Books 1963 Paperback

The Star Road by Gordon R Dickson 1973 Vintage Hardcover Book Dust Jacket

No Room for Man By Gordon R. Dickson Macfadden Books 1966 Paperback

The Pritcher Mass By Gordon R. Dickson 1973 Daw Books First Printing

The Star Road by Gordon R. Dickson 1973 Hardcover BCE

The Dorsai Man: The Star Road by Gordon R. Dickson (1973) (PB)