Search Only Images Download this image Portrait of Olinthus Gregory No info available for book source. Image ID: SIL-SIL14-g003-07 Supplied Caption: Portrait of Olinthus Gregory. Engraving by Henry Robinson, published by Fisher, Son & Co., 1834. After Richard Evans, 1784-1871. Tags: mathematics, Gregory, Olinthus (1774-1841) Categories: Science Collection(s): Scientific Identity No Copyright - United States Request copy of image How can I use this image?