Ok all you Rancourt's out there....I'm stuck at my great-grandparents

great-grandfather is

Louis Amedas Rancourt, he arrived in the US between 1900 and 1903

B 24 Feb 1881 in Canada French

D 16 Jun 1972 in Missoula, Montana

great-grandmother is

Laura Albert, arr in US approx 1883

b. Mar 1881 in New Brunswick, Canada

d. 7 Jan 1945 in Montana, United States 

m. 1904 in Frenchtown, Mineral, Montana

Her parents are:

Alexander Albert

b. Oct 1851 in Carleton, Canada

d.31 Jul 1916 in Mineral, Montana

Mary Jandreau

b. May 1859 in Canada

d. 1930 in Montana, United States

Any information would be helpful.