The original records for these persons and for adult males, can be found in the Provincial or State Archives in Italy. After 1865, all Italian males had to register for military service upon turning 18 and these records can be especially helpful if you are still searching for your ancestors place of birth. This is the link to the National Archive site. The site is in Italian but you can view it in English as well.
|Enrico Angilletta WW1 Draft Registration|
|Enrico WW1 Draft Registration Page 2|