Birth of a Salesman: The Transformation of Selling in AmericaIn this entertaining and informative book, Walter Friedman chronicles the remarkable metamorphosis of the American salesman from itinerant amateur to trained expert. From the mid nineteenth century to the eve of World War II, the development of sales management transformed an economy populated by peddlers and canvassers to one driven by professional salesmen and executives. From book agents flogging Ulysses S. Grant's memoirs to John H. Patterson's