In Case of Fire By: Randall Garrett

In Darkest England and the Way Out By: William Booth

In Mesopotamia By: Maurice Nicoll

In Nesting Time By: Olive Thorne Miller

In Quest of El Dorado By: Stephen Graham

In the Control Tower By: Will Mohler

In the Land of Cave and Cliff Dwellers By: Frederick Schwatka

In the Orbit of Saturn By: Roman Frederick Starzl

In the Sargasso Sea A Novel By: Thomas A. Janvier

In the Year 2889 By: Michel Verne

In Times Like These By: Nellie McClung

Indian To-day By: Charles Alexander Eastman

Indirection By: Everett B. Cole

Infinite Intruder By: Alan Edward Nourse

Insect Adventures By: Jean-Henri Fabre

Insectivorous Plants By: Charles Darwin

Insects and Diseases A Popular Account of the Way in Which Insects may Spread or Cause some of our Common Diseases By: Rennie Wilbur Doane

Inside John Barth By: William W. Stuart

Instinct By: George O. Smith

Instruction for Using a Slide Rule By: W. Stanley

International Conference Held at Washington for the Purpose of Fixing a Prime Meridian and a Universal Day. October, 1884. Protocols of the Proceedings By: D.C.) International Meridian Conference

Intestinal Ills Chronic Constipation, Indigestion, Autogenetic Poisons, Diarrhea, Piles, Etc. Also Auto-Infection, Auto-Intoxication, Anemia, Emaciation, Etc. Due to Proctitis and Colitis By: Alcinous B. (Alcinous Burton) Jamison

Introduction to the History of Science By: Walter Libby

Invaders from the Infinite By: John Wood Campbell. Jr.

Invasion By: Murray Leinster

Irresistible Weapon By: Horace Brown Fyfe

Islands of Space By: John Wood Campbell. Jr.

It's a Small Solar System By: Allan Howard

It's All Yours By: Sam Merwin

James Cutbush An American Chemist, 1788-1823 By: Edgar Fahs Smith

Jerome Cardan A Biographical Study By: W. G. (William George) Waters

Jim Crow Car; Or, Denouncement of Injustice Meted Out to the Black Race By: John Clay Coleman

John Jones's Dollar By: Harry Stephen Keeler

Join Our Gang? By: Sterling E. Lanier

Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology By: Linnean Society of London

Jubilation, U.S.A. By: G. L. Vandenburg

Junior Achievement By: William M. Lee

Kari the Elephant By: Dhan Gopal Mukerji

Keep Out By: Fredric Brown

Kindness to Animals Or, The Sin of Cruelty Exposed and Rebuked By: Unknown

Kinematics of Mechanisms from the Time of Watt By: Eugene S. Ferguson

Kings in Exile By: Charles George Douglas Roberts

Laboratory Manual of Glass-Blowing By: Francis C. (Francis Cowles) Frary

Lamarck, the Founder of Evolution His Life and Work By: Alpheus S. Packard

Landholding in England By: Joseph Fisher

Lasers By: Hal Hellman

Last Resort By: Stephen Bartholomew

Laws By: Plato

Lay Sermons, Addresses and Reviews By: Thomas Henry Huxley

Lease to Doomsday By: Lee Archer

Lectures and Essays By: Thomas Henry Huxley

Lectures and Essays By: Thomas Henry Huxley

Lectures on Evolution By: Thomas Henry Huxley

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

Lectures on Stellar Statistics By: C. V. L. (Carl Vilhelm Ludwig) Charlier

Legends of Old Honolulu By: William Drake Westervelt

Lessons of the war with Spain and other articles By: A. T. Mahan

Let's Collect Rocks and Shells By: Shell Union Oil Corporation

Letter of the Law By: Alan Edward Nourse

Letters on the Cholera Morbus By: William Fergusson