This golden snuffbox mounted with diamonds in the shape of a crown atop the letter N was presented to Joseph Francis by Emperor Napoleon III of France on 4 February 1856. It was presented to Francis for his lifesaving inventions, which had saved the lives of many French citizens. It is inscribed on the inside of the top:
The snuffbox was donated to the Smithsonian in 1890 by Joseph Francis himself, along with a gold medal he received for his lifesaving efforts and inventions via an 1888 act of Congress.