Antique Coffee Grinder

A Jewel Coffee Grinder, Circa 1890

A Jewel Coffee Grinder, Circa 1890
A Jewel Coffee Grinder, Circa 1890
A Jewel Coffee Grinder, Circa 1890
A Jewel Coffee Grinder, Circa 1890
A Jewel Coffee Grinder, Circa 1890
A Jewel Coffee Grinder, Circa 1890
A Jewel Coffee Grinder, Circa 1890

A Jewel Coffee Grinder, Circa 1890

This is a very rare Jewel coffee grinder, circa 1890. The crank turns fine, but I have always just had this for decoration, so I don't know if it works. Some surface rust on the metal parts that would clean off.

No cracks in the glass.
A Jewel Coffee Grinder, Circa 1890