He died in Rigaud at the age of 55 .
From 1865 to 1873 , McMillan ran the grain and feed business established by his father at Rigaud , later building and operating a sawmill there .
McMillan died in Rigaud at the age of 55 .
From 1865 to 1873 , McMillan ran the grain and feed business established by his father at Rigaud , later building and operating a sawmill there .