Scope and Contents Correspondence and printed papers on chronology, geography and tides. The correspondents include J.R. Hind, A. Way, J. Washington, W.H. Smyth, E. Cardwell, C.A. Young, J. Thompson, R. Fitzroy, P.S. Stanhope, A. Cayley, W. Spottiswoode, R.I. Murchison, G. Everest, W. Selwyn, J.D. Forbes, J.H. Speke, G. Grote and T. Cooke. There are calculations of ancient eclipses; a printed paper by P.A. Hansen on secular variation of the mean longitude of the Moon; papers and a tracing relating to Airy's...

Scope and Contents Correspondence on the tides, including calculations of tides at St Helena, Australia and in the River Shannon. The correspondents include J. Washington, J.D. Forbes, P.H.L. von Boguslawski, F.W. Beechy, F. Beaufort, W. Whewell, T. Colby, A. de Morgan, H. Raper, H.J. Rose, C. Manby, J. Challis, W. Vaughan and T.A. Larcom. There are also two maps of the River Shannon showing long-profile and cross-profiles; plans for tide gauges; a circular for Reed's Tide Tables; calculations of the time of...