Gennaro Boccia

He appears to have come to the US in 1912 and naturalized in 1919. WWI Veteran. From at least 1930-1950 was a patient at the VA Mental Hospital in Northampton, MA. Never married.

https://www.familysearch.org/tree/person/details/GVN8-FZ2

Massachusetts, U.S., State and Federal Naturalization Records, 1798-1950
Name: Gennaro Bocci
Declaration Age: 21
Birth Date: abt 1896
Record Type: Naturalization Declaration
Departure Place: Naples Italy
Arrival Place: Boston, Massachusetts
Declaration Date: 4 Jun 1917
Declaration Place: Boston, Massachusetts, USA
Ship: Canopic
Declaration Number: 63961