Watch List notes:

WORLD. Group of two (2) sets of scales. Includes a 17th century French moneychanger's gold scale and a 19th century French Indo-Chinese apothecary or opium scale. French set is 172x54mm; Chinese set is 395x111mm and typical guitar-shaped. Cf. http://mapleridgemuseum.org/portfolio/opium-scale/ (for the opium scale). Both as made, showing age and wear, "No 216 in India ink on lid of French set. An interesting pair of items.