An Account of the Great Floods in the Rivers Tyne, Tees, Wear, Eden, &c. in… – Google Books
“May 26. the greatest flood ever known in Virginia.”– Thomas Jefferson
Garden Book, 1766-1824, page 6, by Thomas Jefferson [electronic edition]
The Flood of 1771 – Henrico County, Virginia
06 Jun 1771, Page 3 – The Virginia Gazette at Newspapers.com
23 Jul 1771, 2 – The Leeds Intelligencer and Yorkshire General Advertiser at Newspapers.com