43
Abstract of the Bill of Mortality for the Town of Boston. N Engl J Med Surg. 1812: 1: 320-21.
44
Howe HF. Boston and New England in 1812. N Engl J Med. 1962; 266: 20-22.
45
Death-rates for 1911 in the United States and its large cities. Boston Medical and Surgical Journal. 1912; CLXVI (2): 63-64.