CLASSIFICATION
Q - Science
702
T - Technology
89
G - Geography, Anthropology, Recreation
33
L - Education
25
S - Agriculture
12
C - Historical Sciences
11
Z - Library Science
7
V - Naval Science
5
A - General Works
3
D - World History
3
M - Music
3
F - General American History
2
H - Social Science
2
P - Language and Literature
2
R - Medicine
1