Map Resources:
- County Maps of Hungary
- http://www.davidrumsey.com/
- The Third Military Mapping Survey of the Austro-Hungarian Army
- http://igrek.amzp.pl/
- Historical Maps of the Habsburg Empire
- http://oldmaps.geolab.cz/
- http://polona.pl/
- http://rcin.org.pl/
- http://pbc.biaman.pl/
- http://www.bibliotekacyfrowa.pl/
- http://www.runivers.ru/lib/rubriks/186798/
- http://maps.geshergalicia.org/
- http://www.rokmapy.pl/pl/o-roku-mapy
- http://www.internetculturale.it/
- http://worldmap.harvard.edu/maps/886
- http://starayakarta.com/
- http://libinfo.org/en.index.php
- http://www.dovidkatz.net/WebAtlas/AtlasSamples.htm
- http://www.retromap.ru
- http://www.ukrainianline.info/maps
- http://humus.livejournal.com/4881061.html
Historical Sources:
- Jewish Cemeteries in Poland
- The Virtual Shtetl
- Yivo Encyclopedia of the Jews in Eastern Europe
- Jewish Virtual Library
- Jewish Encyclopedia
- Jews in Galicia 1939
- Photo and Map Archive of East Prussia
- Survey of the Russian Empire-1792
- Russian Gazetteer and Guide-1919
- http://www.yiddishbookcenter.org/
- http://www.jewishgen.org/Yizkor/
- History of Jewish Communities of Ukraine
- Yiddishland-YIVO Institute of Jewish Research
- 1804 Statute Concerning the Organization of the Jews
- The Peoples of the Red Book of the Russian Empire
