Search Only Images Download this image Portrait of John Locke No info available for book source. Image ID: SIL-SIL14-l005-04 Supplied Caption: Portrait of John Locke. Engraving by James Posselwhite, 1798-1884, published by Charles Knight, 1835. After Gottfried Kneller, 1646-1723. Tags: physics, Locke, John (1632-1704) Categories: Science Collection(s): Scientific Identity No Copyright - United States Request copy of image How can I use this image?