- The Baltimore County Genealogical Society (BCGS) was founded in 1977* to help educate members in tracing their family ancestry, to collect and publish material related to genealogy, and to encourage the open exchange of genealogical ideas and experiences. * This year we celebrate our SILVER ANNIVERSARY !! We meet on the fourth Sunday of the months of September through June (except December), ...www.serve.com/bcgs/bcgs.html