Materia
BX Christian Denominations
1
D History (General)
1
G Geography (General)
3
GE Environmental Sciences
1
GF Human ecology. Anthropogeography
1
GV Recreation Leisure
1
H Social Sciences (General)
41
HA Statistics
4
HB Economic Theory
HC Economic History and Conditions
14
HD Industries. Land use. Labor
14
HD28 Management. Industrial Management
14
HE Transportation and Communications
5
HF Commerce
22
HF5601 Accounting
9
HG Finance
21
HJ Public Finance
17
HM Sociology
8
HN Social history and conditions. Social problems. Social reform
12
HQ The family. Marriage. Woman
1
HT Communities. Classes. Races
1
HV Social pathology. Social and public welfare
5
JA Political science (General)
2
JF Political institutions (General)
1
JL Political institutions (America except United States)
1
JX International law
1
K Law (General)
3
L Education (General)
5
LB Theory and practice of education
1
LB2300 Higher Education
3
LC Special aspects of education
1
LE Individual institutions (America except United States)
2
R Medicine (General)
1
RA Public aspects of medicine
1
RA0421 Public health. Hygiene. Preventive Medicine
2
S Agriculture (General)
3
SB Plant culture
1
SF Animal culture
2
SH Aquaculture. Fisheries. Angling
1
T Technology (General)
11
T201 Patents. Trademarks
1
TA Engineering (General). Civil engineering (General)
2
TD Environmental technology. Sanitary engineering
2
TX Home economics
1