
http://www.couteaux-jfl.com/images_choix.htm Those folks have a LOT of info on that site and some great pictures of old knives.
I found out the BATISSE marking was still in use as late a 1937 and the "man in the moon" resembled another French knife makers mark. The BATISSE knives were primarily exported to Mexico and Spain around the turn of the century if I read all that right.
