Hall, Sir James. 1815. On the revolutions of the earth's surface. Transactions of the Royal Society of Edinburgh, 7:139-212.Hall's thesis in document format can be obtained here.
Evidence of erosion by catastrophic currents has been identified in the English Channel [Smith, 1985 p. 72]. Deep channels or canyons have been scoured out on the sea floor. The largest one, called the Hurd Deep, is 330 feet deeper than the surrounding sea floor, and over 93 miles in length.
Smith, A.J. 1985, A Catastrophic Origin for the Paleovalley System of the Eastern English Channel. Geology 64 p. 72The Flandrian Transgression refers to a period when the sea covered parts of northwestern Europe, for example in the Netherlands, where extensive clays and silts were deposited.
Filby, F. 1970. The Flood Reconsidered. Pickering and Inglis Ltd., London.