http://i32.photobucket.com/albums/d44/velencia/8e6146f9-069c-48cf-b945-6e647fefa31e.jpg http://i32.photobucket.com/albums/d44/velencia/9f24ce9e-6b84-4b0c-b6b2-fb4eb2e2fbc4.jpg The mark is listed in Bille Hougart's "The Little Book of Mexican Silver Trade and Hallmarks," and Hougart adds t...