132 
proceedings of the Coal Commission and the various papers on the 
subject published by the Royal Coal Commission, the-proceedings 
of the Geological Society and the Geologists’ Association had been 
consulted. The paper being chiefly intended as a popular account 
of the subject, some time was devoted to elementary geological 
facts. 
Works Consvxren. 
‘Coal Commission Report,” vol. 1, 2, 3. 
Dixon, ‘‘Geology of Sussex,” New Edit., 1887. Rupert 
Jones. 
‘‘ Popular Science Review,” vol. xi., p. 225. Prestwich. 
J. C., “Engineer,” vol. xxvii. Prestwich, on Channel Tunnels. 
‘‘ Memoir on the Weald.”  TZopley. 
‘‘ Guide to the Geology of London.” W. Whitaker, 1875. 
‘‘ Note on the Surface Geology of London.” Whitaker, 1867. 
“Geology of the Straits of Dover.”  TZopley, Q. J. of 
Science, 1872. 
‘‘ Memoirs of the Geological Survey,” vol. iv. Wahztaker, 1872. 
“‘ Geological Papers,” 8.C., England. 2it/on, Marten, Buck- 
land, 1828-36. 
“Q.J. of Geology Society,” vol. xii. Godwin Austen. 
Ditto, vol. ix. Godwin Austen, on ‘‘ Upper Boulonnais.” 
Ditto, vol. xl., p. 24. /udd, ‘‘ Nature and Relation of J.D. 
under London.” 
Ditto, vol, xlii., p. 26. Whitaker, on ‘‘Some Borings in 
Kent.” 
Ditto, vol. xliii., p. 177. ditto ditto 
Prestwich on Kentish Town Borie. 
Proceedings of Geologists’ Association :— 
Vol. iv., p. 35, 7. Gunn, ‘“‘On the probability of finding coal 
in the Eastern Counties.” 
Vol, vi. p. 87, Professor Gosslet, ‘* Memoirs on the 
Boulonnais.”’ 
Vol. i.. pp. 120-287, Professor Morris ‘‘ On Coal.” 
Vol. v., p. 389, ‘‘ Lancashire Coal Fields.” 
Vol. v., p. 89, Sollas, ‘‘ Geology of the Bristol District.” 
Vol. ii., p. 241, Woodward, ‘‘ On Coal.” 
Vol. ix., p. 228, ‘‘ Notes on the Paleozoic Rocks of Belgium,”’ 
Geologists’ Assocration. ‘‘The Geology of Belgium, and 
the French Ardennes. Professor Gosslet, Bonny, £. 
Van der Brocck, and W. Topley, 1885. 
