Signatura
900 - History & geography
968
300 - Social sciences
253
800 - Literature (Belles-lettres) and rhetoric
105
200 - Religion
29
500 - Natural sciences and mathematics
27
600 - Technology (Applied sciences)
22
700 - The arts
15
000 - Computer science, information, general works
9
100 - Philosophy & psychology
2
400 - Language
1