{"identifier":"nobleid:/w1/20260521/2DB5984D","arkIdentifier":"ark:/48914/w1/20260521/2DB5984D","version":1,"workTitle":"Fertility, Nuptiality, and Occupation: A Study of Coal Mining Populations and Regions in England and Wales in the Mid-Nineteenth Century","workType":"Journal Article","authors":"Michael R. Haines","description":null,"workUrl":null,"existingDoi":"10.2307/202789","createdAt":"2026-05-21T23:19:25.607239Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260521/2DB5984D.v1"}