Thornber (1840), p. 281 Thornber, William (1840) [1837], An Historical and Descriptive Account of Blackpool and its Neighbourhood, J. Banks, OCLC504893228
Thornber (1840), p. 285 Thornber, William (1840) [1837], An Historical and Descriptive Account of Blackpool and its Neighbourhood, J. Banks, OCLC504893228
De Rance (1875), p. 5 De Rance, Charles Eugene (1875), Explanation of Quarter Sheet 91 S.W. of the One-inch Geological Survey Map of England and Wales, Illustrating the Geology of the Country around Blackpool, Poulton, and Fleetwood, London: Longmans, Green, & Co, OCLC5292604