Correspondence and papers on ancient eclipses and positions of the Moon, concentrating on calculations of the eclipses of Agathocles, Thales and Larissa, and the connection between them, culminating with Airy's paper 'On the eclipse of Agathocles, the eclipse of Larissa and the eclipse of Thales with an appendix on the eclipse at Stiklastad' (observed in Scandinavia, 1030). There are further calculations of eclipses in 786-771, 608, 499, 498, 400, 189 and 187 BC, and for 1241 AD, as well as calculations to ascertain the date of the Crucifixion and the times of transits of new and full Moons at Jerusalem. The principal correspondents are J.W. Bosanquet and P.A. Hansen. There are also letters from J.R. Hind, J.C. Adams and E.B. Elliot.