This one is the restoration of the regulation mortar in the Spanish army, it was used during the Spanish civil war.
http://subefotos.com/ver/?da4e6439683ec1f2d6f3a7d520375524o.jpg
Regards
http://subefotos.com/ver/?da4e6439683ec1f2d6f3a7d520375524o.jpg
Regards