Are there any related observations that are not included in the database?
Birth, death and marriage acts do report information on parents, spouse (death act), godfather (birth act), bridesmen and groomsmaids (marriage act). Parish censuses ('Status Animarum') report information on father’s ego.
How do the units of observation enter observation?
By birth, immigration or at the beginning of observation period (1819 for Casalguidi, 1797 for Madregolo).
How do the units of observation leave observation?
By death, emigration or at the end of observation period (1859 for Casalguidi, 1883 for Madregolo).
Dates estimated
At least the year of event is always known.
Are some entry or exit dates unknown?
At least the year of event is always known.