===== LC Classification Outline =====
www.loc.gov/catdir/cpso/lcco/

A (General Works)

B (Philosophy, Psychology, Religion)

C (Auxiliary Sciences of History)

D (History, general, and History of Europe)

E-F (History, America)

G (Geography, Anthropology, Recreation)

H (Social Science)

J (Political Science)

K (Law)

L (Education)

M (Music)

N (Fine Arts)

P (Language and Literature)

Q (Science)

R (Medicine)

S (Agriculture)

T (Technology)

U (Military Science)

V (Naval Science)

Z (Bibliography, Library Science)
Z Books in general
Z 4-8 History of books and bookmaking
Z 40-115.5 Writing, Manuscripts
Z 116-659 Printing, binding, the book trade, copyright, censorship
Z 662-1000.5 Libraries, Library Science, Infomation Science
ZA Information resources, electronic and media resources