The papers uploaded provide more information and answers to the following questions. (1) Why and how are the data collected? Historical Demography, Genealogy; Ortfamilienbücher, and other forms of family reconstructions studied in the last quarter of the 20th century. (2) What data are made available here? Selected data from 5 databases, 373,078 individuals. (3) What are their characteristics? Linked information from church register entries with individual identifiers (ID_I), choice of the best-documented families and illegitimate unions, essentially rural, which represent sedentary populations. (4) What is the relationship between the new database and the original data records? Selection, corrections, standardization, and full exploitation of the demographic information of the former data sets; due to the extreme heterogeneity of the original data in this sector, standardization of social and economic variables only in a simplified form.