Antique/vintage French wooden coffee grinder.
No maker's name apparent.
5.25 inches square;
height 4.25 inches.
Weight: 800g (allow 1.5 kg once packed).
Shutter mechanism in the top for access for the beans. Ground coffee is collected in the tray at the front.
Reasonable condition for its age - top is loose and needs a small repair but still perfectly functional.
Watch video below for mechanism: