log into
www.geneanet.org.
You will need to registerfirst.
After you register,you can doa quick search for free.
Just type in the surname and the country:France.
they will show you listing of all the people whohave submitted trees with LeBeaus on them.
You may also log in to
www.cousinconnect.comand posta n inquiry there.
You should also see what the Canadian GenWeb has to offer.I suspect Antoine and/or his ancestors may have came over to what is now Canada first,from France and then migrated to the United States.