Small wooden drawer of miscellaneous items including brass tweezers, rotating aperture selector, eyepiece, a lens and screws. Drawer has an ivory handle and used to hold slides or lenses as grooves set in wood.
six ivory balls, one wooden ball, some have a green cord attached for suspension. One of the larger ivory balls has a flush weight attached by a screw inserted into the ball. Possibly some variation of Newton's conservation of momentum experiment