Metronome old maëlzel 1815 paquet 1846 - good functioning!

Beautiful and former metronome maëlzel 1815 paquet 1846. French manufacture in beaumont sur oise early xxth. Mahogany wood and brass. In very good condition with very slight traces of time: see descriptive photos. Good working order. Brass plate mentioning: "france - 1815 maëlzel - paquet 1846 - manufacturer metronome" The brass winding wrench is original and works very well and a small brass hook that closes very well. On 3 stable feet, the mechanism cover is in good condition and closed properly. Number below: 933.087. Dimensions: height: 24 cm. Base width: 10.8 cm.