175 



Elected January 17, 1873. 



1713. Sir Henry W. Acland, M.D., Oxford, England. 



1714. George Borroughs, M.D., London, England. Died 



1715. James E. Oliver, Ithaca, N. Y. 



1716. Robert P. Frazer, Philadelphia. Died May, 1878, set. 59. 



1717. Thomas Clark, Philadelphia. Died 



1718. Peter F. Rothermel, Philadelphia. (Present address, Linfield, Pa.) 



1719. Joseph Zentmayer, Philadelphia. Died March 28, 1888, eet. 62. 



1720. A. H. Spofford, "Washington, D. C. 



1721. C. Percy LaRoche, M.D., Philadelphia. (Present address, Rome, Italy.) 



1722. Henry Pemberton, Philadelphia. 



Elected April 18, 1873. 



1723. Sir William Thomson, F.R.S., London. (Present address, Glasgow.) 



1724. Alfred R. Wallace, Croydon, England. (Present address, Godalming, 



England.) 



1725. Phillip Lutley Sclater, London. 



1726. Sir Henry Thompson, M., London. 



1727. Edouard Dupont, Brussels, Belgium. 



1728. Baron Selys de Long-champs, Li^ge, Belgium. 



1729. Theodore M. Goug-ain, Bayeux, Calvados, France. Died 



1730. Henri De Saussure, Geneva, Switzerland. 



1731. Giovanni Capellini, Bologna, Italy. 



1732. Giovanni Battista Rossi, Rome, Italy. 



1733. Luig-i Palmieri, Naples, Italy. Died 



1734. Heinrich Helmholtz, Berlin, Germany. 



1735. Theodor Mommsen, Berlin, Germany. 



1736. Theodore D. Rand, Philadelphia. 



1737. Joseph LeConte, Oakland, Cal. (Present address, Berkeley, Cal.) 



1738. John LeConte, Oakland, Cal. (Present address, Berkeley, Cal.) 



1739. John Fulton, Saxton, Pa. 



1740. Lloyd P. Smith, Philadelphia. Resigned Jan. 25, 1875. 



1741. George F. Barker, Philadelphia. 



Elected October 17, 1873. 



1742. A. London Snowden, Philadelphia. 



1743. John S. Haines, Germantown, Pa. Died Nov. 4, 1886, set. 67. 



1744. Matthew Huizinga Messchert, Philadelphia. (Present address, Douglas- 



ville, Pa.) 



1745. J. Blodg-et Britton, Philadelphia. 



1746. John Walter Harden, Philadelphia. Died Nov. 8, 1879, ** 6 3- 



Elected January 16, 1874. 



1747. Joseph Miller Wilson, Philadelphia. 



1748. William H. Wahl, Philadelphia. 



1749. Increase Allen Lapham, Milwaukee, Wisconsin. Died Sep. 14, 1875, 



aet. 65. 



1750. Hermann Kolbe, Leipzig, Saxony. Died Nov. 26, 1884, aet. 66. 



1751. J. E. Wootten, Reading, Pa. 



