| General Works (A) |
14,051
|
112
|
| Philosophy, Psychology, Religion (B) |
9,912
|
120
|
| Auxiliary Sciences of History (C) |
2,896
|
94
|
| World History (D) |
20,150
|
114
|
| History of the Americas (E) |
3,039
|
96
|
| History of the Americas (F) |
9,302
|
100
|
| Geography, Anthropology, Recreation (G) |
8,404
|
116
|
| Social Sciences (H) |
90,118
|
135
|
| Political Science (J) |
12,548
|
106
|
| Law (K) |
15,804
|
86
|
| Education (L) |
15,671
|
118
|
| Music (M) |
2,692
|
87
|
| Fine Arts (N) |
7,418
|
108
|
| Language and Literature (P) |
18,157
|
122
|
| Science (Q) |
4,693
|
96
|
| Mathematics (QA) |
4,176
|
96
|
| Astronony (QB) |
2,021
|
53
|
| Physics (QC) |
4,513
|
84
|
| Chemistry (QD) |
2,200
|
88
|
| Geology (QE) |
4,065
|
80
|
| Natural history - Biology (QH) |
4,579
|
105
|
| Botany (QK) |
1,848
|
76
|
| Zoology (QL) |
3,177
|
94
|
| Human anatomy (QM) |
42
|
22
|
| Physiology (QP) |
1,205
|
93
|
| Microbiology (QR) |
509
|
68
|
| Medicine (R) |
12,854
|
125
|
| Agriculture (S) |
20,088
|
91
|
| Technology (T) |
30,876
|
124
|
| Military Science (U) |
2,865
|
67
|
| Naval Science (V) |
1,103
|
43
|
| Bibliography, Library Science, Information Resources (Z) |
14,161
|
108
|
| Unknown |
137,865
|
143
|
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