Florence Nightingale
Notes on Nursing
Andre Norton
The People of the Crater
H. Beam Piper
Last Enemy
Margaret Warner Morley
The Insect Folk
Raymond Z. Gallun
The Planet Strappers
Lewis Carroll
A Tangled Tale
John Stuart Mill
The Subjection of Women
Russel Doubleday
Stories of Inventors
Sigmund Freud
Über Psychoanalyse
Jules Verne
Journey to the Centre of the Earth
Murray Leinster
This World Is Taboo
John Muir
The Story of My Boyhood and Youth
H. G. Wells
A Story of the Stone Age
Fabian Franklin
What Prohibition Has Done to America
John W. Campbell
The Ultimate Weapon
Thomas R. Malthus
An Essay on the Principle of Population
James J. Walsh
Old-Time Makers of Medicine
Jules Verne
The Underground City or The Child of the Cavern
Charles W. Diffin
Two Thousand Miles Below
Victor Appleton
Tom Swift and the Electronic Hydrolung
Murray Leinster
The Hate Disease
Robert Falcon Scott
The Journals of Robert Falcon Scott
J. Henri Fabre
Life of the Spider
Mack Reynolds
Mercenary
