The libraries listed below explicitly carry literature on the Baltic States, the philatelic libraries e.g. our publications and those of our predecessor societies:
Rosenheimer Straße 5, D-81667 München
+49 (0)89 48098-3313
stb.phil.kultmuenchen.de
https://www.muenchner-stadtbibliothek.de/fileadmin/user_upload/InfoMSTB_englisch_2020.pdf
The Philatelic Library of Munich is the most comprehensive public library for philately and postal history in Europe. Its holdings include over 60,000 media units of literature in 43 languages.
Basedowstraße 12, D-20537 Hamburg
+49 (0)40 2512340
auskunftphilatelistische-bibliothek.de
The collection currently contains approximately 26,000 volumes and over 65,000 articles. An overview of the entire collection has been available in an online catalogue since 2016.
Langer Weg 1618, D-60489 Frankfurt am MainRödelheim
+49 (0)69 7891115 (only during opening hours)
infophila-bibliothek.de
https://briefmarkenverein-frankfurt.clubdesk.com/clubdesk/www?p=1000018
The library, which is run by the Verein für Briefmarkenkunde 1878 e.V. on a voluntary basis, offers both on-site research and the possibility of inter-library loan. It also serves as a meeting room for clubs and working groups.
Gisonenweg 5-7, D-35037 Marburg
+49 6421 184-0
mailherder-institut.de
https://www.herder-institut.de/abteilungen/forschungsbibliothek.html
The "Research Library" department of the Herder Institute (an institute of the Leibniz Association) is a specialised scientific library on the political as well as cultural, economic and social history, regional studies and culture of East Central Europe.