- Orfila, Matthieu Joseph Bonaventure, 1787-18531
- Paris, John Ayrton, 1785-18561
- Parsons, Usher, 1788-18681
- Phrenological Society of the City of Washington.1
- Platt, Jonas, 1769-18341
- Rogers, J. Smyth (John Smyth), 1794-18511
- Sewall, Thomas, 1786 or 1787-18451
- Shecut, John L. E. W. (John Linnaeus Edward Whitridge), 1770-18361
- Sherrill, Hunting, 1783-18661
- Smith, Elias, 1769-18461
- Strobel, Benjamin B., 1803-1849, author1
- Thacher, James, 1754-18441
- Townsend, Peter S. (Peter Solomon), 1796-18491
- Travers, Benjamin, 1783-18581
- United States Institution for the Cure of Impediments of Speech, author.1
- United States. Surgeon-General's Office.1
- Vaux, Roberts, 1786-18361
- Vethake, John W.1
- Watkins, Tobias, 1780-18551
- Williams, John, Dr1