1766192 Alexander Wilson and companions on the Susquehanna, 1809 (etching) by American School, (19th century); Private Collection; (add.info.: In 1804, the ornithologist Alexander Wilson and two companions walking in a wood near the Susquehanna River, come upon a large rattlesnake which one of them prepares to shoot. Wilson, left, stops him and they continue their tour to Niagara Falls, a journey which Wilson later commemorates in his poem \'The Foresters\'. Illustration by Andrew Lawson (1773-1846)); American, out of copyright.