LIST OF MEMBERS. XXIII 
1879. Hill, G. W. (George William), 
West Nyack, New York. 
1886. Hill, R. T. (Robert Thomas), 
Geological Survey. 
1884. Hitchcock, Romyn, 
1201 New York Life Building, Chicago, Illinois. 
1885. Hodgkins, H. L. (Howard Lincoln), 
Columbian University. 1830 T street. 
1873. Holden, E. S. (Edward Singleton), 
Lick Observatory, Mt. Hamilton, California. 
1890. Hollerith, Herman, 
1054 Thirty-first street. 1521 Thirty-first street. 
1887. Holmes, Jesse H. (Jesse Herman), 
George School, Newtown, Penn. 
1879. Holmes, W. H. (William Henry), 
Columbian Museum, Chicago, Illinois. 
1874. Howell, Edwin E. (Edwin Eugene), 
612 Seventeenth street. 
1885. Iddings, Joseph P. (Joseph Paxson), 
University of Chicago, Chicago, Illinois. 
1891. James, J. N. (John Nelson), 
Naval Observatory. 1828 H street. 
1880. James, Owen, 
Hatboro, Pennsylvania. 
1879. Johnson, Joseph Taber, 
1728 K street. 924 Seventeenth street. 
1884. Kauffmann, S. H. (Samuel Hay), 
1101 Pennsylvania avenue. 1421 Massachusetts ave. 
1884. Kerr, Mark B. (Mark Brick ell), 
402 Front street, San Francisco, California. 
1880. Kilbourne, Maj. C. E. (Charles Evans), U. S. A., 
Walla Walla, Washington. 
1875. King, A. F. A. (Albert Freeman Africanus), 
1315 Massachusetts avenue. 
1887. Knowlton, F. H. (Frank Hall), 
National Museum. 
1882. Kummell, C. H. (Charles Hugo), 
Coast and Geodetic Survey. 
1887. Langley, S. P. (Samuel Pierpont), 
Smithsonian Institution. 
204 A street SE. 
608 Q street. 
Metropolitan Club. 
4—Bull. Phil. Soc., Wash.. Vol. 12. 
