A

General (music libraries, bibliography, discography, encyclopaedias, person and subject encyclopaedias, collecive works on musicology, concert, opera and  ballet guides, notation and manuscript studies, publishing and printing)

C

Catalogues of music libraries and instrument collections

D

Monuments (Collections of practical music: anthologies, epochs, genres, countries)

G

Complete editions of the work of individual composers

J

Periodicals, yearbooks on musicology

K

Congress reports, commemorative publications, collections, and similar

M

Music history

N

Folk music, text-bound music

O

Organology and instrumental music

Q

Sources on music theory and practice up to classical music

T

Modern music theory (since classical music)

U

Copyright, organisation, professional issues, sociology, politics

V

Musical ethnical studies, dance

W

Jazz, rock, pop, film scores

Y

Individual persons (work catalogues, biographies, etc.)

A

General auxiliary material, encyclopaedias, historical atlases

B

Registers of locations, geographic-topographical reference works

E

Topographical and historical cartographic works and illustration works of a comprehensive type

F

Topographical and historical illustration works concerning individual countries

G

Topographical and historical illustration works concerning individual locations

Ga

Descriptions of counties (Landkreise)

H

Bibliographies concerning topography, geography, regional studies

I

Material concerning general geography

K

Regional studies in general and in the order of countries: also encompasses publications of geological studies of the country and of pedological images of the country

L

History of geography, research expeditions

M

Biographical reference works concerning geographers, cartographers, engravers; in general; individual countries and landscapes, encyclopaedias of artists

N

Bibliographies and biographies concerning individual geographers and cartographers

O

History of cartography in general and in the order of countries

P

Bibliography of maps, library catalogues of map collections

Q

Methods of cartography, map production, map usage, map administration, guides to map collections

R

Peripheral areas of cartography: Astronomy, surveying, instrumentology, printing methods

V

Geographic journals and series

X

General works with maps and views

Z

Reference library image archive: Auxiliary materials for photography, portrait works, image archives, image rights, address book Munich