My Monks of Vagabondia By: Andress Small Floyd

National Geographic Magazine Vol. 01 No. 3 By: Various

National Geographic Magazine Vol. 01 No. 4 By: Various

Natural Science and Religion By: Asa Gray

Natural Theology By: William Paley

Naudsonce By: H. Beam Piper

Negro Laborer: A Word to Him By: William H. Councill

Neighbourhood – A Year’s Life in and About an English Village By: Tickner Edwardes

Night The Mountain Fell; The Story Of The Montana-Yellowstone Earthquake By: Edmund Christopherson

Nine Biological Lectures By: Various

No Animal Food and Nutrition and Diet with Vegetable Recipes By: Rupert H. Wheldon

North West Passage -The Gjöa Expedition 1903-1907 (Volume I) By: Roald Amundsen

North West Passage -The Gjöa Expedition 1903-1907 (Volume II) By: Roald Amundsen

Notes of An East Coast Naturalist By: Arthur Henry Patterson

Notes On Democracy By: H. L. Mencken

Null-ABC By: H. Beam Piper

Ocean of Air - Meteorology for Beginners By: Agnes Giberne

Ocean: A General Account Of The Science Of The Sea By: John Murray

On the Parts of Animals By: Aristotle

On the Various Forces of Nature By: Michael Faraday

On War By: Carl von Clausewitz

One Hundred Proofs That the Earth Is Not a Globe By: William Carpenter

Oracles of Nostradamus By: Charles A. Ward

Organic Evolution By: Richard Swann Lull

Our Atomic World: The Story of Atomic Energy By: C. Jackson Craven

Our Feathered Friends By: Elizabeth Grinnell

Outline of Science, Vol 4 By: J. Arthur Thomson

Passages from the Life of a Philosopher By: Charles Babbage

Philadelphia Negro: A Social Study By: W. E. B. Du Bois

Physics By: Aristotle

Pioneer Work in Opening the Medical Profession to Women By: Elizabeth Blackwell

Police Your Planet By: Lester del Rey

Popular Lectures on Scientific Subjects By: Hermann von Helmholtz

Popular Superstitions, and the Truths Contained Therein By: Herbert Mayo

Porto Rico: The Land of the Rich Port By: Joseph B. Seabury

Practical Talks by an Astronomer By: Harold Jacoby

Prehistoric Men By: Robert J. Braidwood

Prejudices, First Series By: H. L. Mencken

Preliminary Report on Neo-Fascist and Hate Groups By: House Un-American Activities Committee

Princes and Poisoners: Studies of the Court of Louis XIV By: Frantz Funck-Brentano

Psychology of Peoples: Its Influence on Their Evolution By: Gustave Le Bon

Psychology of the Unconscious By: Carl Gustav Jung

Psychotherapy By: Hugo Münsterberg

Queer Little Folks By: Harriet Beecher Stowe

Radioisotopes and Life Processes By: Renato Baserga

Radioisotopes in Medicine By: Earl W. Phelan

Raiders of the Universes By: Donald Wandrei

Random Reminiscences of Men and Events By: John D. Rockefeller

Recollections of Imperial Russia By: Meriel Buchanan

Red Reign: The True Story of an Adventurous Year in Russia By: Kellogg Durland

Report of the National Advisory Commission on Civil Disorders (Kerner Commission Report) By: National Advisory Commission on Civil Disorders

Report of the President's Commission on the Accident at Three Mile Island By: President's Commission on the Accident at Three Mile Is

Report on Securing and Growing the Digital Economy By: The Commission on Enhancing National Cybersecurity

Report to the President by the Presidential Commission on the Space Shuttle Challenger Accident By: Presidential Commission on the Space Shuttle Challenger

Republic (version 2) By: Plato (Πλάτων)

Researches into the Physical History of Man By: James Cowles Prichard

Revolted Woman By: Charles George Harper

Rip Foster Rides the Gray Planet By: Harold L. Goodwin

Romance of Modern Astronomy By: Hector Macpherson

Romance of Modern Electricity By: Charles R. Gibson