Abstract copyright UK Data Service and data collection copyright owner.

To collect data on family history through census probes in 1850 and 1880.

Main Topics:

Variables Household composition: whether single or multiple family dwelling, total number of residents, total number of children of the head of household (age and sex is given for each child), number of parents or parents-in-law of the head of household residing in household, number of other related adults (i.e. over 14 years of age) in household, number of other related children (i.e. 14 or less years of age) in household, number of boarders or roomers in household and finally number of children listed as employed. The following data are given for head of household; sex, age, race (10 categories), occupation (12 occupational cohorts), birthplace (i.e. US state or other country). Information also includes: birthplace of head of household's parents, residence (i.e. same household, another household), age, race and occupation of head of household's spouse, and birthplaces of spouse's parents. Geographical information: county in which household resided, township, village or city in which household resided (together with 1850 population figure for each) and type of locale (9 categories - e.g. 'rural - less than 250', 'city of 2,500 - 4,999 persons' etc.).

Stratified with disproportionate probability (overweighting Detroit)

Compilation or synthesis of existing material