“…Many types of such data are now accessible: court records (Erickson, 2010), trade directories (Vikström, 2010, and the article by McGeevor (2014) in this issue), insurance records (Kay, 2004(Kay, , 2009), interviews (Bras, 2004(Bras, , 1999, probate inventories (Whittle, 2005), poor relief records (Van Leeuwen, 1993, household budgets (Horrell & Humphries, 1995), autobiographies (Humphries, 2010;Maynes, 1995), photos (Jacquet-Francillon, Kerroubi, & Cacoualt, 1994), newspaper advertisements for jobs (Schulz, Maas, & van Leeuwen, 2014a; see also Franzosi, 1987), and, last but not least, historical censuses and vital registers. These types of data are not new to historians, of course, but due to advances in digitization methods their scope in terms of geographical and temporal coverage as well as their sheer volume have increased enormously in the recent past (Hall, McCaa, & Thorvaldsen, 2000).…”