from District of Columbia founded in 1960

United States > District of Columbia > 601624

United States > District of Columbia > 600058

United States > District of Columbia > 600113

United States > District of Columbia > 600619

United States > District of Columbia > 600735

United States > District of Columbia > 600897

United States > District of Columbia > 600653

United States > District of Columbia > 601253

United States > District of Columbia > 600841

United States > District of Columbia > 552506

United States > District of Columbia > 601207

United States > District of Columbia > 601143

United States > District of Columbia > 600762

United States > District of Columbia > 600392

United States > District of Columbia > 601294