The Quantum Jump By: Robert Wicks

The Quest of the Simple Life By: W. J. (William James) Dawson

The Radiant Shell By: Paul Ernst

The Raid on the Termites By: Paul Ernst

The Railroad Builders; a chronicle of the welding of the states By: John Moody

The Railroad Question A historical and practical treatise on railroads, and remedies for their abuses By: William Larrabee

The Rain Cloud or, An Account of the Nature, Properties, Dangers and Uses of Rain in Various Parts of the World By: Charles Tomlinson

The Reminiscences of an Astronomer By: Simon Newcomb

The Renewal of Life; How and When to Tell the Story to the Young By: Margaret Warner Morley

The Repairman By: Harry Harrison

The Right Time By: John Berryman

The Rise and Progress of Palaeontology By: Thomas Henry Huxley

The Risk Profession By: Donald E. Westlake

The Romance of Mathematics Being the Original Researches of a Lady Professor of GirthamCollege in Polemical Science By: P. Hampson

The Romance of Modern Chemistry By: James C. Philip

The Romance of Names By: Ernest Weekley

The Royal Road to Health By: Charles Alfred Tyrrell

The Rural Life Problem of the United States Notes of an Irish Observer By: Horace Curzon Plunkett

The Rural Motor Express To Conserve Foodstuffs and Labor and to Supply Rural Transportation. By: United States. Council of National Defense. Highways Transport Committee

The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. By: W. H. (William Henry) Smyth

The Sargasso of Space By: Edmond Hamilton

The Sceptical Chymistor Chymico-Physical Doubts By: Robert Boyle

The School and the World By: Victor Gollancz

The Science of Fingerprints Classification and Uses By: United States. Federal Bureau of Investigation

The Scientific Evidences of Organic Evolution By: George John Romanes

The Second Voice By: Mann Rubin

The Secret of a Happy Home (1896) By: Marion Harland

The Secret of the Island By: Jules Verne

The Seed of the Toc-Toc Birds By: George Henry Weiss

The Servant Problem By: Robert F. Young

The Settlement of Wage Disputes By: Herbert Feis

The Sexual Life of the Child By: Albert Moll

The Sexual Question A Scientific, psychological, hygienic and sociological study By: Auguste Forel

The Shepherd of Banbury's Rules to Judge of the Changes of the Weather, Grounded on Forty Years' Experience By: John Claridge

The Shining Cow By: Alex James

The Skull By: Philip K. Dick

The Sky Trap By: Frank Belknap Long

The Smiler By: Albert Hernhuter

The Social Emergency Studies in Sex Hygiene and Morals By: William Trufant Foster

The Social Work of the Salvation Army By: Edwin Gifford Lamb

The Solar Magnet By: Sterner S. Meek

The Sound of Silence By: Barbara Constant

The Space Rover By: Edwin K. Sloat

The Splash of a Drop By: A. M. (Arthur Mason) Worthington

The Squirrels and other animals Illustrations of the habits and instincts of many of the smaller British quadrupeds By: George E. Waring

The Stamps of Canada By: Bertram W. H. (Bertram William Henry) Poole

The Standard Electrical Dictionary A Popular Dictionary of Words and Terms Used in the Practice of Electrical Engineering By: T. O'Conor (Thomas O'Conor) Sloane

The Star Hyacinths By: James H. Schmitz

The Starvation Treatment of Diabetes By: Lewis Webb Hill

The Status Civilization By: Robert Sheckley

The Stephens Family A Genealogy of the Descendants of Joshua Stevens By: Bascom Asbury Cecil Stephens

The Stoker and the Stars By: Algis Budrys

The Story of a Dark Plot or Tyranny on the Frontier By: A.L.O.C.

The Story of a Tinder-box By: Charles Meymott Tidy

The Story of Evolution By: Joseph McCabe

The Story of Germ Life By: Herbert W. Conn

The Story of My Life By: Helen Keller

The Story of the Cambrian A Biography of a Railway By: C. P. (Charles Penrhyn) Gasquoine

The Story of the Heavens By: Robert S. Ball

The Story of the Living Machine A Review of the Conclusions of Modern Biology in Regard to the Mechanism Which Controls the Phenomena of Living Activity By: Herbert W. Conn