Out of This World Convention By: Forrest J. Ackerman

Conversations on Chemistry, V. 1-2 In Which the Elements of that Science Are Familiarly Explained and Illustrated by Experiments By: Mrs. (Jane Haldimand) Marcet

Theologico-Political Treatise — Part 2 By: Benedictus de Spinoza

New and Original Theories of the Great Physical Forces By: Henry Raymond Rogers

Tight Squeeze By: Dean Charles Ing

The Worshippers By: Damon Francis Knight

Psichopath By: Randall Garrett

When the World Shook; being an account of the great adventure of Bastin, Bickley and Arbuthnot By: Henry Rider Haggard

The Power of Movement in Plants By: Francis Darwin

Lectures on Land Warfare; A tactical Manual for the Use of Infantry Officers By: Anonymous

The Positive School of Criminology Three Lectures Given at the University of Naples, Italy on April 22, 23 and 24, 1901 By: Enrico Ferri

Death of a Spaceman By: Walter M. Miller

Acid Bath By: Bill Garson

Stories about Animals: with Pictures to Match By: Francis C. Woodworth

Getting Acquainted with the Trees By: J. Horace (John Horace) McFarland

Drawings and Pharmacy in Al-Zahrawi's 10th-Century Surgical Treatise By: Sami Khalaf Hamarneh

The Quantum Jump By: Robert Wicks

Myths and Marvels of Astronomy By: Richard A. Proctor

Modus Vivendi By: John Berryman

Dogfight—1973 By: Mack Reynolds

Mother Earth Land Grants in Virginia 1607-1699 By: Walter Stitt Robinson

The Starvation Treatment of Diabetes By: Lewis Webb Hill

Scrimshaw By: Murray Leinster

Criminal Sociology By: Enrico Ferri

The Botanical Magazine, Vol. 5 Or, Flower-Garden Displayed By: William Curtis

Morale A Story of the War of 1941-43 By: Murray Leinster

The Aggravation of Elmer By: Robert Arthur

The Pygmy Planet By: Jack Williamson

The Man from Time By: Frank Belknap Long

Policing the Plains Being the Real-Life Record of the Famous North-West Mounted Police By: R. G. (Roderick George) MacBeth

The Mind Master By: Arthur J. Burks

The Story of Germ Life By: Herbert W. Conn