The book 'Genealogie des Silvestre-Beausoleil' lists the following: Albert Peter Beausoleil was the son of Isaie Beausoleil and Amanda Laramee and was born 14-12-1895. He married Elizabeth Ann Scadden in Anaconda, MT on 18-09-1916. He died in Anaconda, MT on 17-06-1959. Albert and Elizabeth had 3 children who were all born in Anaconda, MT.
Marion Elaine, born 23-11-1917. She married Orville Garnett in Anaconda, MT on 26-11-1941. Orville was the son of Henry Garnett and Myrtle ?. Her 2nd husband was Maurice Rosenberg son of Edward Rosenberg and Anna Feldman. Marion and Maurice were married in Anaconda, MT on 02-10-1966..
Louis Lawrence, born 17-11-1919, married Virginia Perkins in Anaconda, MT on18-09-1940. Virginia was the daughter of George Arthur Perkins and Hattie Rachel Leiby.
Elizabeth Marguerite, born 13-08-1927, married Arvid Johnson in Anaconda, MT on 12-07-1956.
There is more information on recent generations if you need it.