Paper, 'On the anomaly in the variation of the magnetic needle as observed on ship-board' by Wm [William] Scoresby Includes a manuscript annotation by Thomas Young. Accompanying letter from Scoresby to Sir Joseph Banks found at PT/13/8. Subject: Navigation / Magnetism Published in Philosophical Transactions as 'On the anomaly in the variation of the magnetic needle as observed on ship-board'. Written by Scoresby at Whitby. Communicated by Sir Joseph Banks. Read 4 February 1819. 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. 3 November 1818