Manuscript, 'Researches in physical geology, Part II' by Henry Hennessy Subject: Geology Published in Philosophical Transactions as 'Researches in terrestrial physics.-Part II'. Communicated by Major [North Ludlow] Beamish. Received by the Royal Society on 8 February 1849. Read 15 March 1849. Abstract published in Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society of London], Volume 5, 1851. [1849]