The image shows a close-up of a brass-colored mechanical device, which appears to be a combination lock. The device has a cylindrical shape with a knob on top and a handle on the side. The body of the device is made of brass and has the word "BUT" engraved on it in black letters. Below the handle, there is a label that reads "MADE 1918 - MAS 14 537 R29". The label also has an arrow pointing to the right, indicating the direction of the lock's movement. The lock is resting on a white surface.