Historical medals
World Medals
France, International Commission on the metric system and its diffusion, AE Medal, by Chaplain, 1872-1875, Paris. The personification of science surrounded by Europe, Asia and America, on the revers a dedication to the learned men chosen to establish the metric system. 100 mm, Maier 64, 382 g - a few edge nicks
The medal was inteded to be distributed to members of the International Metre Commission, 10 examples were struck in silver and 50 in bronze.