ILLUSTRATIONS. 
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PLATES. FACE 
PAGE 
I.—Maps showing the Areas occupied respectively by Chalk and 
overlying beds near Grays, Essex, and between Bexley 
and Dartford, Kent. 54 
II.—Plans and Sections of Deneholes. 54 
III. —Plan of Loughton Camp, Epping Forest .... 216 
IV. —Sections through Bampart of Loughton Camp . . . 220 
WOODCUTS, &c. 
PAGE 
Sections exposed during the construction of the Beservoirs of the 
East London Water-works Company, at Walthamstow . 4, 5 
Musk-Ox .. 10 
Skeleton of Gigantic Irish Deer. 12 
Lower Jaw of Mammoth. 14 
Skull of Great Sabre-toothed Tiger. 15 
Skull and Lower Jaw of Rhinoceros leptorhinus .... 17 
Geological Section from Crayford to Hangman’s Wood . . 20 
Geological Map of the District around Ilford .... 21 
Portrait of Sir Antonio Brady. 95 
Map and Sections of part of N.E. London, showing disposition 
of gravels.108 
Sections of “Paleolithic Floor” at Stoke Newington . . 113, 116 
Sections of “trail” and “warp” at Clapton .... 117,-118 
Paleolithic Implement of the oldest class.123 
Pointed weapon.124 
Chopping-tool.125 
Massive scraper.126 
Unfinished tool .......... 126 
Implement in a preparatory stage.127 
