Paper, 'Description of a thermometrical barometer for measuring altitudes' by Rev Francis John Hyde Wollaston Illustrations for this paper have been separated from the manuscript and are found at PT/73/6/9. Subject: Meteorology Published in Philosophical Transactions as 'Description of a thermometrical barometer for measuring altitudes'. Written by Wollaston in South Weald. Read 6 March 1817. 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 2, 1833. 1 March 1817