to show the effect of spheroidal weathering, [150].

Diamonds, in the drift, [307].

Diffission, [204].

Dikes, hollow, [140];

in China, [167];

in Holland, [166];

from volcanic dissection, [140].

Diller, J. S., cited, [39], [425].

“Diluvium”, [305].

Dimples, on margin of continental glaciers, [272].