Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Portrait of Benjamin Silliman Download this image Image ID: SIL-SIL14-s004-07 Supplied Caption: Portrait of Benjamin Silliman. Engraving by William G. Jackman, fl. 1841-1860, published by D. Appleton & Co. Tag(s): chemistry, geology, Silliman, Benjamin, 1779-1864 Collection(s): Scientific Identity Topic(s): Geology Download: Image No Copyright - United States Request copy of image How can I use this image?