Sources on Jewish Communities in this section:

Gostynin  Gostynin [Pol, Rus], Gostinin [Yid], Waldrode [Ger 1940-45]

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-502790 JewishGen Locality Page

http://www.jewishgen.org/Yizkor/gostynin/gostynin.html Yizkor Book

Gombin  Gąbin [Pol], Gombin [Yid, Ger, Rus], Gambin

http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~community~-501031 JewishGen Locality Page

http://www.jewishgen.org/Yizkor/gombin/gombin.html Yizkor Book

http://www.jewishgen.org/Yizkor/gombin2/gombin2.html  Yizkor Book

http://www.jewishgen.org/Yizkor/pinkas_poland/pol4_00154.html  Yizkor Book

http://www.jewishvirtuallibrary.org/jsource/judaica/ejud_0002_0007_0_06970.html History