710 REPORT OF NATIONAL MUSEUM, 1904. 



Rooers, William Barton. Geologist and educator. 



Born in Philadelphia, Pa., December 7, 1804; died in Boston, Mass., May 30, 1882. 

 Professor in William and Mary College, 1827-1835. Professor of natural history, 

 University of Virginia, 1835-1853. Director of the geological survey of Virginia, 

 1835-1842. One of the founders and president of the Massachusetts Institute of 

 Technology, 1862 to the time of his death. President of American Association for 

 the Advancement of Science in 1875. 



Biogr. Pop. Sci. Monthly, IX, 187(1, pp. 000-611. 



Life and Letters of W. B. Rogers, The Riverside Press, Cambridge, Mass. 



Rominoer, Carl Ltjdwig. Physician and paleontologist. 



Born in Schnaitheim, Wurttemberg, Germany, December 31, 1820. Graduated 

 from University of Tubingen in 1839, Assistant in chemical laboratory of same uni- 

 versity, 1842-1845. In 1845-1848, studied geological structure of various countries of 

 Europe. Came to United States in 1848 and practiced medicine in Cincinnati for 

 twenty-five years. In 1870-1883, director of the geological survey of Michigan. 

 Ruffin, Edmund. Agriculturist. 



Born in Prince George County, Va., January 5, 1794; died, June 17, 1865. Wrote 

 principally on soils and manures. For a time agricultural surveyor of South Carolina. 

 Russell, Israel Cook. Geologist and geographer. 



Born in Garrattsville, N. Y. , December 10, 1852. Graduated from New York 

 University. Postgraduate studies in School of Mines, Columbia. Member U. S. 

 Transit of Venus expedition to New Zealand, 1874-75; assistant in geology, Colum- 

 bia, 1875-1877; assistant geologist on U. S. Geological and Geographical Survey west 

 of one-hundredth meridian, 1878; geologist U. S. Geological Survey, 1880-1892; pro- 

 fessor of geology, University of Michigan, since 1892. 

 Safford, James Merrill. Geologist. 



Born in Putnam (now Zanesville), Ohio, August 13, 1822. Graduated from Ohio 

 University, at Athens, in 1844. Professor of natural science at Cumberland Uni- 

 versity, Lebanon, Tenn., from 1848 to 1872. State geologist of Tennessee, 1854-1860 

 and 1871-1889. For twenty-five years professor of geology in Vanderbilt University, 

 1875-1900. 

 Schoolcraft, Henry Rowe. Explorer. 



Born in Albany County, N. Y., March 28, 1793; died in Washington City, December 

 10, 1864. Was trained as land surveyor and became early connected with western 

 exploring expeditions. Was naturalist and mineralogist on the expedition to explore 

 the sources of the Mississippi River and investigate the copper deposits of Lake Supe- 

 rior, 1820-1822. Traveled extensively in central portions of the Mississippi Valley in 

 lf-24-25. In charge of an expedition to upper Mississippi Valley in 1832. Best 

 known as traveler and explorer, but his notes contain much material which at the 

 time was of geological interest and importance. 



Biogr. Pop. Sci. Monthly, May, 1890, pp. 113-121. 

 National Magazine, Jan. 1855. 



Scudder, Samuel Hubbard. Entomologist and paleontologist. 



Born in Boston, Mass., April 13, 1837. Graduated from Williams College, 1857; 

 Lawrence Scientific School, B. S., 1862. Assisted Louis Agassiz in Museum of 

 Comparative Zoology, Harvard, 1862-1864; secretary Boston Society of Natural 

 History, 1862-1870; president of same, 1880-1887. Paleontologist, U. S. Geological 

 Survey. Voluminous writer on living and fossil insects. 

 Selwyn, Alfred Richard Cecil. Stratigraphic geologist. 



Born in Kilmington, Somersetshire, England, July 28, 1828; died in Vancouver, 

 British Columbia, October 19, 1902. Assistant geologist on geological survey of 

 Great Britain from 1845 to 1852. In 1853, appointed to undertake geological survey 

 of Victoria, Australia; also made report on Tasmanian coal and gold fields, and in 



