Many of the Local and State History Organizations are excellent resources for patrons looking to complete genealogical research.  However, the 5 organizations listed below focus exclusively on this area, or devote whole departments to it. The New England Historical Genealogical Society and the Boston Public Library have resources within their organization with which you can conduct research, while the Massachusetts Society of Genealogists concentrates on bringing genealogists together at meetings for different local chapters and providing them with useful resources.