Acknowledgment and thanks for permitting the use of the selection by H.A. Taine on “Modern Régime,” appearing in this volume, are hereby tendered to Madame Taine-Paul-Dubois, of Menthon St. Bernard, France, and Henry Holt & Co., of New York. Samuel Eliot, a historian and educator, was born in Boston in 1821, graduated at Harvard in […]

Acknowledgment and thanks for permitting the use of the following selections–“The Dawn of Civilisation,” “The Struggle of the Nations” and “The Passing of the Empires,” by Gaston Maspero–which appear in this volume, are hereby tendered to the Society for Promoting Christian Knowledge, of London, England.Island in Gaston Camille Charles Maspero, born on June 23, 1846, […]

The Journals of Lewis and Clark By Meriwether Lewis and and William Clark, 1804-1806 Note: These Journals are from May 14, 1804, the day the expedition left the Mississippi River, to September 26, 1806, a day or two after they arrived back in St. Louis. It includes all possible Journal entries of Lewis and Clark. […]

The present book is intended, as far as possible, to give an exact insight into the theory of Relativity to those readers who, from a general scientific and philosophical point of view, are interested in the theory, but who are not conversant with the mathematical apparatus of theoretical physics. The work presumes a standard of […]

Physica, Physics by Aristotle 384 BC – 322 BC. When the objects of an inquiry, in any department, have principles, conditions, or elements, it is through acquaintance with these that knowledge, that is to say scientific knowledge, is attained. For we do not think that we know a thing until we are acquainted with its […]

De Revolutionibus Orbium Coelestium – On the Revolutions of the Heavenly Spheres by Nicolaus Copernicus. I can readily imagine, Holy Father, that as soon as some people hear that in this volume, which I have written about the revolutions of the spheres of the universe, I ascribe certain motions to the terrestrial globe, they will […]

Several years ago there was published in Rome a salutary edict which, in order to obviaie the dangerous tendencies of our present age, imposed a seasonable silence upon the Pythagorean opinion that the earth moves There were those who impudently asserted that this decree had its origin not injudicious inquire, but in passion none too […]

Considering (Most Serene Prince) that the publishing this present Treatise, of so different an Argument from that which many expect, and which according to the intentions I proposed in my [A] Astronomicall Advisor, I should before this time have put forth, might peradventure make some thinke, either that I had wholly relinquished my farther imployment […]

The Mathematical Principles of Natural Philosophy – English Translated version of Philosophiae Naturalis Principia Mathematica by Sir Isaac Newton THAT the PRINCIPIA of Newton should have remained so generally unknown in this country to the present day is a somewhat remarkable fact ; because the name of the author, learned with the very elements of […]

On the Origin of Species By Means of Natural Selection, or, the Preservation of Favored Races in the Struggle for Life. When on board H.M.S. ‘Beagle,’ as naturalist, I was much struck with certain facts in the distribution of the inhabitants of South America, and in the geological relations of the present to the past […]