...data based on the 1930 and 1935 censuses; vol. 1 includes population by age groups, sex and families for each census tract and block in Boston with summary data by neighborhood; vol. 2 presents an analysis of past and present trends in birth and death rates, immigration, emigration, age groupings, family composition and reproduction rates; also includes tables of automobile accident deaths from 1912 to 1933, a "revised" copy of vol. 1 is also on this number (some tables have been hand revised, probably based on the 1940 census); contains maps of each neighborhood; copies of these items...