Mining Microdata:

economic opportunity and spatial mobility
in Britain, Canada and The United States, 1850-1911

Supported by

Sample Materials and Data Access

The NAPP website provides comprehensive documentation for the database, including:

 •  Data collection instruments and instructions:

 •  Documentation of our record linkage strategy and linked censuses from the United States:

 •  Variable-level documentation, including comparability issues:

 •  Characteristics of each dataset:

 •  Online analysis of the NAPP data: