Historylinks Year: 1914
Thick brass weight, rectangular with cut off corners, stamped 3 DWTS. The weight is stuck to a display board: the back has not been inspected and the weight is not marked with its catalogue number.
A pennyweight (abbreviated dwt or denarius weight) is a unit of mass that is equal to 24 grains, 1/20 of a troy ounce, 1/240 of a troy pound, approximately 0.054857 avoirdupois ounce and exactly 1.55517384 grams..
Picture added on 03 June 2016 at 13:40