“ An American political economist, born at Bridgeport, Conn. He graduated at the University of Pennsylvania in 1888, and afterwards studied at Berlin, Leipzig, and Halle. After teaching at the Wharton School of Finance and Economy the University of Pennsylvania for three years, he was appointed associate professor of statistics at that institution (1891) , and retained his position until 1900, in which year he was appointed chief of the division of documents in the Library of Congress at Washington. ”