PHILOSOPHICAL SOCIETY OF WASHINGTON. 19 



Simon Newcomb. 

 Walter Lamb Nicholson. 



*Charles Henry Nichols 1872, May 4. 



Charles Nordhoff —1879, May 10. 



f George Alexander Otis. 



John Walter Osborne 1878, December 7. 



John Grubb Parke. 

 Peter Parker. 



* Titian Eamsay Peale. 

 j- Benjamin Pierce. 



Charles Christopher Parry 1871, May 13. 



** Carlisle P. Patterson 1871, November 17. 



* Charles Sanders Pierce 1873, March 1. 



Orlando Metcalf Poe 1873, October 4. 



John Wesley Powell 1874, January 17. 



** David Dixon Porter 1874, April 11. 



* Albert Charles Peale 1874, April 11. 



Kobert Lawrence Packard 1875, February 27. 



Henry Martyn Paul 1877, May 19. 



* Henry Smith Pritchett 1879, March 29. 



Daniel Webster Prentiss 1880, January 3. 



* Christopher Eaymond Perry Rodgers 1872, March 9. 



*Joseph Addison Eogers 1872, March 9. 



John Rodgers 1872, November 16. 



* Henry Reed Rathbone 1874, January 17. 



* Robert Ridgway 1874, January 31. 



f John Campbell Riley 1877, May 19. 



Charles Valentine Riley 1878, November 9. 



William Francis McKnight Ritter 1879, October 21. 



Benjamin Franklin Sands. 

 f George Christian Schaeffer. 

 Charles Anthony Schott. 

 William Tuctjmseh Sherman. 



James Hamilton Saville 1871, April 29. 



Ainsworth Rand Spofford 1872, January 27. 



? Frederic Adolphus Sawyer 1873, October 4. 



John Sherman 1874, January 17. 



* John Stearns 1874, March 28. 



*Ormond Stone 1874, March 28. 



? Aaron Nicholas Skinner 1875, February 27. 



Samuel Shellabarger 1875, April 10. 



David Smith 1876, December 2. 



Edwin Smith 1880, October 23. 



