The picture below shows a larger view of this Old Wm. H. Piske & Company Printer Advertising Premium Magnifying Glass. The magnifying glass is not dated but it is believed to be from the early 1900s. This would have been an advertising premium that was given to good customers. It is made in one piece in clear glass. There is an brown embossed leather or simulated leather section with gold print. It is marked as follows:
TELEPHONE BRUNSWICK 6788 WM. H. PISKE &am[; CO. COMPLETE PRINTING SERVICE
The entire magnifying glass measures about 3-5/8'' x 3-5/8'' x 1-1/4''. It appears to be in excellent condition as pictured.