In 1866 Deidesheimer designed .
In 1866 Deidesheimer supervised the construction of the Hope Mill and smelter for the St. Louis and Montana Mining Company , to process silver ore from nearby mines in Granite County , Montana .
In 1866 Deidesheimer designed and supervised the construction of the Hope Mill and smelter for the St. Louis and Montana Mining Company , to process silver ore from nearby mines in Granite County , Montana .