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

Library of Congress Workshop on Etexts By: Library of Congress

Life and Letters of Charles Darwin By: Charles Darwin

Life and Letters of Thomas Henry Huxley — Volume 1 By: Thomas Henry Huxley

Life and Letters of Thomas Henry Huxley — Volume 2 By: Thomas Henry Huxley

Life History of the Kangaroo Rat By: Walter P. (Walter Penn) Taylor

Life of a Fossil Hunter By: Charles Sternberg

Life of Charles Darwin By: G. T. (George Thomas) Bettany

Life of the Fly, With Which are Interspersed Some Chapters of Autobiography By: Jean-Henri Fabre

Life Sentence By: James V. McConnell

Light Science for Leisure Hours By: Richard A. Proctor

Lighter Than You Think By: Nelson Slade Bond

Little Brothers of the Air By: Olive Thorne Miller

Little Masterpieces of Science - Mind By: George Iles

Lives of the Most Remarkable Criminals Who have been Condemned and Executed for Murder, the Highway, Housebreaking, Street Robberies, Coining or other offences By: Arthur L. Hayward

Lola or, The Thought and Speech of Animals By: Henny Kindermann