On some Fossiliferous Beds in the Silurian Rocks of Wigtownshire and Ayrshire
- 1 February 1849
- journal article
- Published by Geological Society of London in Quarterly Journal of the Geological Society
- Vol. 5 (1-2) , 7-12
- https://doi.org/10.1144/gsl.jgs.1849.005.01-02.07