Damm & Wolff H4 Wooden Ladder Clock - Wooden Gears - Gravity ClockExtremely Rare - Work of Art - Made in Germany When the German firm of Damm & Wolff was in business, they would use custom software and CNC machines to produce incredible clocks. The gears and a large part of the clock itself are flawlessly produced from beech veneered plywood that is composed of many thin layers. It takes approximately 30 hours for the clock to go down the ladder. The clock is then lifted to the top to run once again. The pendulum on this clock is sometimes called a cow tail pendulum. The clock is nicely finished and has a beautiful brass face. The ladder is approximately 45 inches tall. The clock itself is approximately 8 inches high by 4 inches wide by 4 inches deep. Truly an exquisite work of art. The clock box is numbered 204. This item was purchased brand new and was never used. Tfore, its operation and accuracy are unknown. The original packaging and paperwork are complete. Absolutely nothing is missing. Smoke free environment. General Information: This item will be shipped within the United States via insured UPS Ground. This item will be shipped outside the United States via insured USPS Priority Mail International. Rest assured, sufficient packing material and great care will be utilized in preparing this item for shipment. Payment for this auction must be received within 5 days of closing. Feel free to email any questions you might have. Check for the ID Verify icon in my Feedback Profile area. Please review my other auctions. Thanks for looking.