Lithograph Georges Mathieu signed and numbered framed

Lithograph by georges mathieu framed numbered and signed on the copy pencil work n°155/199. Work in perfect condition: dimensions width 32cm, height 43.5cm 80s, framed by a frame in red lacquered wood width 54cm, height 67cm, thickness 2.5cm. Original frame in good general condition, 3 impacts on the right side and 3 small chips in front of the right side (see photos) glass very well, original frame made by a professional in 1986. I have not found the title of the work nor the year it will surely be inscribed on the back when you disassemble the frame, original functional fasteners.