Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Portrait of John Harrison Download this image Image ID: SIL-SIL14-h002-13 Supplied Caption: Portrait of John Harrison. Engraving by William Holl, 1807-1871, published by Charles Knight. After Tassaert, after King, 1768. Tag(s): Scientific Instruments, Harrison, John, 1693-1776 Collection(s): Scientific Identity Topic(s): Science Download: Image No Copyright - United States Request copy of image How can I use this image?