Ellis, Henry, Commissions of sewers for the Lewes levels, Sussex Archaeological Collections, 1858, 10, 95-99. [Full text of article]
Farrant, John H., The evolution of Newhaven harbour and the lower Ouse before 1800, Sussex Archaeological Collections, 1972, 110, 44-60.
About Lewes trade, with Newhaven acting as the port of Lewes.
Hill, Alan, Lower Ouse Navigation, 1934-1967, The Author, 1991.
Hill, Alan F., Port of Lewes in the 20th Century : Lower Ouse Navigation, The Author, 2000.
Lower, Mark Antony, The Rivers of Sussex, part 1 (Eastern Division), Sussex Archaeological Collections, 1863, 15, 148-164.
River Ouse and its tributaries pp159-164, includes etymology of the rustic origin of Cooksbridge (where Simon de Montfort and his troops breakfasted before the Battle of Lewes). [Full text of article]
McCarthy, Edna; McCarthy, Mac, Sussex River: Journeys Along the Banks of the River Ouse, Part 2, Newhaven to Lewes, Lindel Publishing, 1977.
McCarthy, Edna; McCarthy, Mac, Sussex River: Journeys Along the Banks of the River Ouse, Part 3, Upstream, from Lewes to the Sources, Lindel Publishing, 1979.
Thomas, Andy; Baker, Norman, The Lewes Flood, SB Publications, 2001.