Reports as to the Wisbech Outfall, and the drainage of the North Level and South Holland - Rennie, John (Printed by the order of the governor, bailiffs, and conservators, of the Bedford Level Corporation, 1814)
Goldsmiths'-Kress no. 20911. - OCLC, 16268600. - Reproduction of original from Goldsmiths' Library, University of London. - The maps have been microfilmed in segments