The 50 great pioneers of American industry; the stories of Rockefeller, Swift, Edison, Woolworth, Squibb, Proctor, Sears, Otis, Singer, Carrier, and 40 other business leaders and courageous innovators whose activities founded major industries and shaped today's economy
by George Reuben Welchans for 1785-1885, Samuel H. Hershey for 1885-1910 and for 1910-1935, Samuel R. Fraim for 1935-1960. With revisions, additions, and corrections of former printings.