How about Frances BRODEUR?
There are some family trees and "public member stories" on Ancestry.com re. Cyprien Pierre Sanasac. You can read if you have a membership, or ask someone in the forum to check it:
"Cyprien Piere's History 1823-1900"
"History of Cyprien's Civil War Unit"
"The Truth about Cyprien"http://search.ancestry.com.au/cgi-bin/sse.dll?gl=33&rank...