Interesting and large wind-up pistol, approx.... Lot 1

Interesting and large wind-up pistol, approx. 10 mm calibre, all bronze. Long round barrel, with sides to the thunder, with beading to the mouth, with forced ball. Lock with hammer of armament and external mechanism. Box with decoration rocaille and foliages with notch of sights. Stock tank mounted with screw. Length: 44 cmB .E. About 1780 .