Special genealogy site
Check our this site for zwacks
http://search.ancestry.com/cgi-bin/sse.dll?sourceid=00224667191880034444&gl=allgs&gst=-5&gskw=&gsfn=&gsln=Zwack&prox=0&gspl=1%2CAny+Localityhttp://search.ancestry.com/cgi-bin/sse.dll?sourceid=00224667191880034444&gl=allgs&gst=-5&gskw=&gsfn=&gsln=Zwack&prox=0&gspl=1%2CAny+Locality