Bell alarm clock, bell in the form of a megaphone, copper-plated sheet brass housing, cardboard dial, Roman numerals, small second with Arabic numerals in steps of ten, black lacquered, pear-shaped hands, alarm setting in a small dial with Arabic numerals, arrow-cross brass movement, pin lever escapement, Flat hairspring, center grain, sales mark: 03.1928.
Manufacture: July 1926
