This is a very unusual and beautiful mechanical desk perpetual calendar. This desk calendar was made in London England during the Edwardian period, back in the 1900. The gorgeous piece has been crafted in the shape of a rectangular box with a hinged lid, which is embellished with a painting depicting a hunting scene which is protected by a glass. The box section of the calendar is lined in the interior with cedar wood and the calendar itself is fitted at the sides with two small levers to adjust the number days of the month. In addition, it has 6 removable metal plates printed on both sides with the name of the months in English. Weight: 358.2 Grams, (0.36 Kg.). Measurements: 115 mm by 95 mm by 85 mm (4.5 x 3.75 x 3.35 Inches). Signatures: Stamped with two set of patents registry numbers for both, the upper and lower parts. 462041 495369. The overall condition of this desk calendar is excellent. Beside the little normal wear, there is no damage and all parts are secured and in working order This desk piece has been carefully inspected to guarantee the condition and authenticity.