Physical description

100 gram standard calibrated platinum cylindrical weight NPL No A’39 / 60549. Stored in varnished wooden cylindrical box with black lining and screw on lid. (certificate not located) 97.1 = box 97.2 = lid of box 97.3 = weight

Inscriptions & markings

On weight: “100 GRM” Carved on base of box: “41142”. On top of box: “NPL.A.’39 / 60549”