Estimates of infant mortality on the western frontier: the use of genealogical data.
Lynch
K A
KA
Mineau
G P
GP
Anderton
D L
DL
D002669:Child Welfare / Q000266:history*; D003710:Demography; D049711:History, Modern 1601-; D013223:Statistics as Topic / Q000266:history*; D014481:United States