Biblio
D
The Doomsday Gene. New York: Weybright & Talley, 1973.
L
The Last Starship from Earth. New York: Weybright and Talley, 1968.
R
The Rakehells of Heaven. New York: Weybright & Talley, 1969.
S
Sex and the High Command. New York: Weybright and Talley, 1970.