http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
420 pages, 1 unnumbered folded leaf of plates : graphs ; 23 cm.
Kuczynski, R. R. The registration laws in the colonies of Massachusetts Bay and New Plymouth.--Kuczynski, R. R. The fecundity of the native and foreign born population in Massachusetts.--Abbott, S. W. The vital statistics of Massachusetts: a forty years' summary, 1856-1895.--Wells, F. Divorces in Massachusetts, 1863-1882.--Crum, F. S. The birth-rate in Massachusetts, 1850-1890.--Crum, F. S. The marriage rate in Massachusetts.--Uhlenberg, P. R. A study of cohort life cycles: cohorts of native born Massachusetts women, 1830-1920.