An Account of the Fossile Bones of an Allegator, Found on the Sea-Shore, Near Whitby in Yorkshire. In a Letter to John Fothergill, M. D. from Capt. William Chapman
William Chapman. "An Account of the Fossile Bones of an Allegator, Found on the Sea-Shore, Near Whitby in Yorkshire. In a Letter to John Fothergill, M. D. from Capt. William Chapman." Philosophical Transactions (1757) 688-691