Kunz; Report of the Secretary of Agriculture in Relation to the Forests, Rivers and Mountains of the Southern Appalachian Region (Washington, 1902); Climatology of North Carolina (Raleigh, 1892); and H.
Henry, Climatology of the United States, pp. 442-453 (Washington, 1906), being Bulletin Q of the Weather Bureau of the United States Department of Agriculture; Mineral Resources of the United States, annual reports published by the United States Geological Survey (Washington, 1883 sqq.); Charles Evans and C. O.
His investigations must embrace not only the comparative morphology and anatomy of fossil plants, but also their distribution over the earth's surface at different periods - a part of the subject which, besides its direct biological interest, has obvious bearings on ancient climatology and geography.
Henry, Climatology of the United States, U.S. Weather Bureau Bull.
The Lima Geographical Society (founded in 1888) is perhaps the best and most active scientific organization in the republic. Its special work covers national geographical exploration and study, archaeology, statistics and climatology, and its quarterly bulletins contain invaluable information.