Everything is functional and you could totes make lil movies with this gem. A very unique film camera and beautifully made.
Manufacturer: Keystone Manufacturing Co. (Boston, USA)
Film Type: Regular 8mm film (standard double-8 film)
Operation: Mechanical wind-up spring motor (no batteries required)
Era: Produced starting in the mid-1930s (circa 1936)
Aperture/Exposure Guide: Built-in metal exposure chart plate on the side detailing f-stop settings for different lighting conditions (e.g., f/1.9 to f/2.7 for heavy shade, f/16 for brilliant sunlight).
