A
Collection Alff
Collection H.C. Artmann-Sammlung (Knupfer) (German)
Autograph Collection (available in the Historical Reading Room and at Kalliope)
B
Bachem - Franz Xaver Bachem
Bachem - Collection Georg Andreas and Gerlinde Bachem
Bänfer - Collection Fred Bänfer
Bäumker - Collection Wilhelm Bäumker
Becker - Library Hermann Heinrich Becker
Belgium / Luxembourg - Cultural Area Belgium Luxembourg - Tables of contents
Belgium / Luxembourg - Focus Cultural Circle Belgium / Luxembourg
Binding Collection
Botany an Zoology Collection
Max Bruck Archive (German)
Business administration -Focus on business administration
E
Collection Hans Engländer
Europäische Städte- und Landschaftsdarstellungen (German)
European literature
G
Illustrated fiction - Gernot Uwe Gabel Collection
Gentz - Friedrich von Gentz - Collection Günter Herterich
Gentz digital
Grantha und Telugu prints
Gymnasium Library
M
Memorial Collection
Library of the Family von Mevissen
Collection Immo Mikloweit
Publications from the Monschau region
P
Photography as applied science
Poetica Collection (German)
Portrait Collection (German)
Protestant Library Cologne
Cologne Provenance Portal (German)
Collection Eduard Prüssen (German)
R
Publication of the Society for Rhineland History
Rhineland journals
Rhineland monographs
Rhineland Museum of Philology
The virtual library Elise and Helene Richter (German)
S
Library Eugen Schmalenbach (German)
Collection of the family Schmitz-Otto
Library Jürgen Scholle
School programs of the UCL Cologne
Focus on Social Sciences
Library Martin Stankowski
Student library of Cologne
Syndicate Library
W
Library Ferdinand Franz Wallraf
Library Franz Weinkauff
Collection Westerholt
Collection Eberhard Wolff
Collection Otto Wolff Portal Historical Women's Reading (German)
Wroclaw Dissertations