Attributed to Martin ENGELBRECHT (Augsburg, 1684 - 1756). Optical theatre composed of a watercoloured and cut-out engraving mounted under glass showing a market scene illustrated by a succession of characters and stalls. The perspective leads to a group of characters contemplating a small street theatre (glass accidents, restorations). 18th century. High. : 13,5 cm - Width : 18 cm - Depth : 11,5 cm