Robert W. Rennison
- The Civil Engineering History of Four Coal-Shipping Ports in North East England, 1717–1821. In: Transactions of the Newcomen Society, v. 74, n. 2 (January 2004). (2004):
- The Ironworks of Hawks Crawshay & Sons, Gateshead: 1748–1889. In: Transactions of the Newcomen Society, v. 78, n. 1 (February 2008). (2008):