Hudsonian channel, [252].
Hummocks, on pack ice, [286].
Humphrey, R. L., cited, [90], [93].
Humphreys, cited, [404].
Humus, in relation to weathering, [156].
Huntington, Ellsworth, cited, [216], [217], [221], [222].
Hus, H. T. A. de L., cited, [183].
Hydration, [151].
Hydrosphere, [8].
Hypothesis, the value of, [6];