Classmark
Z - Library Science
195
P - Language and Literature
24
T - Technology
20
A - General Works
12
G - Geography, Anthropology, Recreation
8
M - Music
7
K - Law
5
R - Medicine
4
F - General American History
3
L - Education
3
S - Agriculture
2
V - Naval Science
2
B - Philosophy, Psychology, Religion
1
W - Wörterbücher
1