James and Margaret are burried in St Patrick Cemetery in Lowell. Go to stpatrickcemetery.com web site and then to the genealogy page. They have a listing in pdf form. Click on the letter D and look for Driscoll.
James was intered on 9 May 1920 in yard 3 range 18 section 14 lot 2. Margaret was intered on 5 Feb 1919.
They even have a pdf map of the cemetery.