GREAT BRITAIN: 3 pound 12 shillings weight (28.70g), 1747, Withers-1526, 28mm brass coin weight for "Johannes" Portuguese Joes, by Kirk, laureate bust right with IOHANNES V D G - PORT ET ALG REX around and KIRK and "1747" below truncation // THREE / POUND / TWELVE in crowned cartouche with pellet above M-like ornament at base, very light adjustment marks, a few small obverse spots, unusually nice for these, plain edge, EF, RR. This is a weight for the "Double Joe", a Portuguese gold coin common in world trade at the time.
Estimate: 180-260 USD