索引号 作者 主题 流派 地区 时代

A - General Works 2 B - Philosophy, Psychology, Religion 298 C - Historical Sciences 13 D - World History 101 E - United States History 13 F - General American History 5 G - Geography, Anthropology, Recreation 175 H - Social Science 235 J - Political Science 18 K - Law 5 L - Education 54 M - Music 593 N - Fine Arts 200 P - Language and Literature 2,962 Q - Science 113 R - Medicine 121 S - Agriculture 8 T - Technology 215 U - Military Science 5 Z - Library Science 12