Here's something interesting (which already helped me in a couple occasions):
TOBACCONISTS, PIPE MAKERS AND MOUNTERS HALLMARKS: A
description, photos and information about maker's and sponsor's marks (A) entered in British Assay Offices by tobacconists, pipe manufacturers, pipe mounters, tobacco, cigars, fancy goods importers in The What is? Silver Dictionary of www.silvercollection.it
www.silvercollection.it