Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Portrait of John Playfair Download this image Image ID: SIL-SIL14-p004-02 Supplied Caption: Portrait of John Playfair. Engraving by James Thomson, 1789-1850, published by Henry Colburn, 1819.. Tag(s): mathematics, geology, Playfair, John (1748-1819) Collection(s): Scientific Identity Topic(s): Mathematics Download: Image No Copyright - United States Request copy of image How can I use this image?