Page 9 - gt1607
P. 9

Figure 4. Part of William Smith’s 1819 Section of the Strata across Surrey and Sussex shown with part of his 1815 map, which has been draped on an SRTM          GSA TODAY | www.geosociety.org/gsatoday
elevation model. Also shown is a modern composite seismic section (modified from Butler and Jamieson, 2013). Green—Chalk; blue-gray—Greensand and
Gault; pink-brown—Purbeck-Portland; blue—older Jurassic; orange-brown—Triassic. The locations of the seismic section (A–A´) and Smith’s section (B–B´) are
shown on Smith’s county geological maps of Kent, Sussex, and Surrey.

ACKNOWLEDGMENTS                                                             REFERENCES CITED

   The Smith GIS project has been generously funded by the UK Onshore       Butler, M., and Jamieson, R., 2013, Preliminary interpretation of six regional
Geophysical Library (UKOGL) and is available as a free-to-all educational         profiles across onshore basins of England: UK Onshore Geophysical
resource at www.strata-smith.com. The author is extremely grateful to Hugh        Library, http://maps.lynxinfo.co.uk/docs/images/interpretations/.
Torrens, Dave Williams, Tom Sharpe, John Henry, and Malcolm Butler for
materials and content included in this paper. Extracts from the William     Cary, J., 1796, Cary’s Reduction of his large map of England and Wales with
Smith A map, county maps (Oxfordshire and Berkshire), and the William             part of Scotland comprehending the whole of the Turnpike Roads with
Smith P map are published by kind permission of the Geological Society of         the great rivers and the course of the navigable canals: J. Cary, Engraver
London and the Manuscripts and Special Collections, the University of             and Map-seller.
Nottingham.
                                                                            Eyles, V.A., and Eyles, J.M., 1938, On the different issues of the first geological
                                                                                  map of England and Wales: Annals of Science, v. 3, p. 190–212.

                                                                                                                                                                 9
   4   5   6   7   8   9   10   11   12   13   14