W. B. Hays
- Account of a Machine for Cleaning and Deepening Small Rivers, in use on the Little Stour River, Kent. Dans: Transactions of the Institution of Civil Engineers, v. 2, n. 1 (janvier 1838). (1838):
- Account of a Machine for Cleaning and Deepening Small Rivers, in Use on the Little Stour River, Kent. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 1, n. 1837 ( 1841). (1841):