Unpublished letter, 'An account of a slight shock of an earthquake felt in the Channel Islands' from Elliott Hoskins to Peter Mark Roget Hoskins describes a noise resembling a distant thunder-clap, which was 'immediately followed by sounds as of a railroad carriage rumbling over an irregular metallic surface [...] accompanied by distinct undulatory motion'. This was followed by a shock, the whole thing lasting from 10 to 15 seconds. Annotations in ink throughout. Subject: Seismology Communicated by Roget. Whilst the Royal Society declined to publish this paper in full, an abstract of the paper was published in volume 5 of Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society] as 'An account of a slight shock of an earthquake felt in the channel Islands. J. Elliott Hoskins, M. D., F. R. S.: in a letter to P. M. Roget, M. D., Sec. R. S., &c. Communicated by Dr. Roget'. 5 January 1844