- Robert Cornelius. [Robert Cornelius, head-and-shoulders portrait, facing front, with arms crossed] approximate quarter plate daguerreotype, 1839 [Oct. or Nov.]. LC-USZC4-5001 DLC
- John Plumbe. [United States Capitol, Washington, D.C., east front elevation] half plate daguerreotype, ca. 1846. LC-USZC4-3595 DLC