Here are entered works which take a historical approach to the geography of countries, regions, etc., at a particular period in the past. Works on the branch of geography that deals with human governments, the boundaries and subdivisions of political units and the situations of cities are entered under Political geography. --subdivision Historical geography under names of countries, cities, etc.
Geography History -- See Also the narrower term Early maps
Here are entered collections of, and works on, early maps in general. Individual early maps and atlases are entered under the appropriate subject with subdivision Maps--Early works to 1800. --subdivision Maps--Early works to 1800 under names of countries, cities, etc., e.g. United States--Maps--Early works to 1800
Here are entered works on the branch of physical geography that deals with attributes of the Earth, such as its size, shape, and movements, and with those relations to heavenly bodies which affect the features of the Earth. Works on the use of mathematics in geography are entered under Geography--Mathematics.
Here are entered works on the geographical distribution of diseases, and on pathology in relation to conditions of geography and climate.Works on the occurrence of a particular disease in a locality are entered under the name of the disease subdivided by the name of the place.Works on the practice, history, or conditions of medicine in any particular locality are entered under Medicine--[local subdivision], e.g. Medicine--Germany.
Here are entered works on the use of mathematics in geography. Works on the branch of physical geography dealing with the attributes of the Earth, such as size, slope, and movements, and with those relations to heavenly bodies which affect the Earth's features, are entered under Geography, Mathematical.