Both Walter and Carolyn provided important parts of the puzzle.
The couple is buried in Gethsemane Cemetery Athol Worcester County Massachusetts, USA
On the grave stone, he died in 1940.She died in 1950 and Ben died in 1951.Alfred is also buried in the same cemetary. Alfred is buried in the same plot with Battista Casali and wife, Agnelina.Apparently his wife, Jennie is also a Casali.If you write or call the cemetery, they might have more information in their files.Also, you might get an obituary for them in the Athol newspaper.The cemetery will have the exact dates for you.
On the grave stone of Joseph and Francesca is Mario Calvi and his wife Clementine, son Robert.
Giuseppe's brother, Stephano arrived in 1907 on the La Provence from Portelesio (should be Postalesio), born in the same town.
Some of the Civil Records of Postalesio are on microfilm.They cover 1866-1929.If you can find the marriage record of Giuseppe in about 1888 or so, you will find the name of the parents of both he and his wife Francesca.Go to www.familysearch.org and search the catalog for the town.
His name will be Giuseppe Antonio or Giuseppantonio in the Italian records.Her name will be Francesca or Maria Francesca.After that, first names are translated into English as Joseph or Joe or Joseph A., Joseph Anthony.Hers could remain Francesca or Frances.Don't get confused with the number of translated typesDepends on who was writing the record as to what name they were given.