IV.—Table of British Strata, Showing their Order of Superposition and Relative Thickness. For the Use of Schools. By H. W. Bristow, F.R.S., F.G.S., Director of the Geological Survey of England and Wales. (London: Chapman and Hall), 1873

1873 Geological Magazine  
doi:10.1017/s0016756800469141 fatcat:j6slj653z5gldjutl3oklvm454