I visited a small town in Molise last year, just be aware that not all towns have archives that are open all the time, if they even have one. You could do some searches on this website beforehand:
http://www.antenati.san.beniculturali.it/v/Archivio+di+Stato+di+Benevento/
depending on the dates of ...

there is often an index at the end of these record books (from link above)
http://www.antenati.san.beniculturali.i ... ewsIndex=0

Italy now has records online here: http://www.antenati.san.beniculturali.it/?q=gallery
The site is divided into the archives is each main town/city of each province throughout Italy.


You will not be able to find your ancestor from 1876 for Treviso, however, as this comune do not have the newer ...