Correspondence on finding terrestrial longitude by testing chronometers at the culmination of Moon and stars. There is material on the longitudes of Chelmsford, Limerick, Port Stephen (Australia), Paris, Edinburgh, Antwerp, Dublin, Armagh, Cambridge, Oxford, Bedford, Hartwell, Portsmouth, Devonport, Hamburg, Liverpool and Regent's Park. The correspondents include E.J. Cooper, J.C. Fremont, P.P. King, W.H.C. Bartlett, Sir F. Beaufort, G. Fisher, E. Sabine, T. Henderson, R. Sheepshanks, J. Challis, W.H. Miller and T.M. Brisbane. The chronometers used were mainly by E.J. Dent, but also include those of R. Molyneux and M. Briquet. |