USA. Bronze medal 1893 by C. E. Barber and Augustus Saint Gaudens. 76 mm. World Columbian exposition in Chicago. Eglit 90. BR. 205.80 g. UNC
Awarded to "LAB. DER CHEMISCHULE ZU MUELHAUSEN", in Mulhouse, Germany, now France. At the beginning of the XXth century, the School of Chemistry of Mulhouse was known worldwide for its very sophisticated equipment.