Search Only Images Download this image Portrait of Caspar Wistar No info available for book source. Image ID: SIL-SIL14-w004-05 Supplied Caption: Portrait of Caspar Wistar. Engraving by James Barton Longacre, 1794-1869, 1835. After Bass Otis, 1784-1861. Tags: anatomy, Wistar, Caspar (1761-1818) Categories: Science Collection(s): Scientific Identity No Copyright - United States Request copy of image How can I use this image?