Paper, 'On discrepancies observed with the Cavendish apparatus' by [George Whitehead] Hearn 27 manuscript pages including three figures. Subject: Geodesy / Scientific instruments Published in Philosophical Transactions as 'On the cause of the discrepancies observed by Mr. Baily with the Cavendish apparatus for determining the mean density of the earth'. Communicated by Sir J F W [John Frederick William] Herschel. Received by the Royal Society on 11 February 1847. Read 11 March 1847. 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. [1847]