VOL, X. (New Series.) NO. 1. November, 1907. THE Cambrian Natural Observer Quarterly Record of the Astronomical Society of Wales. ■■f.—r-„^ t-i 'iitrwrii rni.ffiim.iiflnv Principal Contents. The Transit of Mercury. The Heavens in November and December. The Significance of Fossils. By John Innes. faT Bi culatioi) amongst the Associates and Members the Astronomies) Society of Wales, copies of the "Cambrian utural Observer" are supplied to the Public Libraries of Wales a Monmouthshire, and to vatious Astronomical, Meteorological, ncl other Institutions at home and abroad. ANNUAL SUBSCRIPTION, 2/6.