We describe our digitization of a uniquely detailed study of 19 th century production methods assembled by the United States Department of Labor (1899). The staff spent five years collecting and assembling data on the production of hundreds of highly specific products (as well as some services)...

"Between 1940 and 1980, the rate of homeownership among African-American households increased by close to 40 percentage points. Most of this increase occurred in central cities. We show that rising black homeownership was facilitated by the filtering of the urban housing stock as white...