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Washington, Henry Stephens (15 January 1867–07 January 1934), petrologist-analytical chemist, petrologist–analytical chemist, was born in Newark, New Jersey, the son of George Washington and Eleanor Stephens. His family was related to George Washington (1732–1799), and the homestead estate was in Locust, New Jersey. He obtained an A.B. with special honors in natural science from Yale College in 1886. As a graduate assistant in physics, he took courses in mineralogy and petrography and obtained an A.M. in 1888. From 1889 to 1891 he studied at the American School of Classical Studies at Athens, Greece, where he took part in archaeological excavations, financed in part by his own funds. In the winter of 1891 Washington enrolled at the university in Leipzig, Germany, to study under Professor F. Zirkel, one of the preeminent teachers of petrography. His doctoral dissertation was on the volcanic rocks of Greece, which he arranged to have analyzed chemically, and in 1893 he received the Ph.D. with highest honors....