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Subclass G
Geography (General). Atlases. Maps
Subclass GA
Mathematical Geography. Cartography
Subclass GB
Physical Geography
Subclass GC
Oceanography
Subclass GE
Environmental Sciences
Subclass GF
Human Ecology. Anthropogeography
Subclass GN
Anthropology
Subclass GR
Folklore
Subclass GT
Manners and Customs (General)
Subclass GV
Recreation. Leisure