From the CHS Postcard Collection Series I: Old Cambridge

c. 1938-1941
ca. 1915-1944
ca.1920-1929
ca.1938-1950
ca.1904-1911
ca.1904-1911
ca. 1920-1929
ca.1902-1904
ca.1915-1924
ca. 1920-1929
ca.1960-1980
ca.1990-2010
ca.1904-1924
ca.1905-1908
ca.1907-1909
ca.1907-1912
ca.1920-1929
ca.1904-1924
ca.1960-1996
ca.1980-2010