Historic Discovery Identified

In my previous blog entry , there were some photos of a cast iron address stamp for Balintore Castle sent to me by the purchaser of this historic item. The enigmatic initials A.B. appear on the stamp, and the label on the wooden box which holds the stamp is all but illegible. I could, however, make out the words STATIONER, "103 XXXX STREET" and "GROSVENOR" - presumably this was the address of the…