THE AGE OF INVENTION HOLLAND THOMPSON THE AGE OF INVENTION LINCOLN EDITIONABRAHAM VOLUME 37 THE CHRONICLES OF AMERICA SERIES ALLEN JOHNSON EDITOR LOMERGERHARD R. JEFFERYSCHARLES W. ASSISTANT EDITORS THOMAS A. EDISOX (ABOUT 1877) WITH HIS FIRST PHONOGRAPH InPhotograph. the collection of L. C. Handy, Washington. THE OF INVENTIONAGE A CHRONICLE OF MECHANICAL CONQUEST BY HOLLAND THOMPSON NEW HAVEN: YALE UNIVERSITY PRESS TORONTO: BROOK & CO.GLASGOW, LONDON: HUMPHREY MILFORD OXFORD UNIVERSITY PRESS 1921 Pro*UniversityYalemi, by Copyright, College Library PREFATORY NOTE THIS volume is not intended to be a complete and mechanicalrecord of inventive genius progress States. A bare notablein the United ofcatalogue inventions in the nineteenthAmerican century alone could not be into thesecompressed pages. of this book toNor is it of theany part purpose of the mechanicalon the manytrespass ground which technicalworks and giveencyclopedias in detail the ofand principledescriptions explain All this book seeks to do is toinvention.every the ofsome of theoutline personalities outstanding inventors and indicate theAmerican significance of their achievements. the Editor of theare dueAcknowledgments of the staff of the YaleSeries and to members Miss ConstancePress particularly,University andMr. Arthur EdwinSkinner, Krows,Lindsay whoseMiss Frances Hart without intelligent viii PREFATORY NOTE assistance the book could not have been completed in time to take its in the Series.place H. T.
THE AGE OF INVENTION HOLLAND THOMPSONTHE AGE OF INVENTIONLINCOLN EDITIONABRAHAM VOLUME 37 THE CHRONICLES OF AMERICA SERIES ALLEN JOHNSON EDITOR LOMERGERHARD R. JEFFERYSCHARLES W. ASSISTANT EDITORSTHOMAS A. EDISOX (ABOUT 1877) WITH HIS FIRST PHONOGRAPH InPhotograph. the collection of L. C. Handy, Washington.