Boundary disputes 1 Briefs of Title--Philadelphia (Pa.) 1 Department stores 1 Dreer, Ferdinand J. (Ferdinand Julius), 1812-1902 1 Geriatrics--United States 1 Gratz, Simon, 1840-1925 1 Indians--First contact with Europeans 1 more ... Legal issues 1 Mason-Dixon Line 1 Native Americans 1 Nursing homes--Pennsylvania--Philadelphia 1 Old age homes--Pennsylvania 1 Older people--Home care--Pennsylvania 1 Older people--Services for--Pennsylvania--Philadelphia 1 Pennsylvania--Boundaries 1 Pennsylvania--History--Colonial period, ca. 1600-1775 1 Receipt books--19th century 1 Senior centers--United States 1 less ...