K+E Keuffel & Esser 4242 Compensating Polar Planimeter Drafting Engineering Tool

Up for sale is a vintage Keuffel & Esser 4242 compensating polar planimeter drafting engineering tool. This German-made collectible is perfect for anyone interested in drafting tools, engineering, or science and medicine from the 1930s to now. With its unique design and exceptional quality, this tool is a must-have for collectors and enthusiasts alike. Get your hands on this Keuffel & Esser planimeter today and add a piece of history to your collection. Item has a small missing piece of the white numbered circle (3,4,5 is missing). You can refer to pictures. This was purchased at an estate sale. Serial No. 8110 Area of Neutral Circle 1809.9 sq. em. Made in Germany labeled on the item. Any questions or for more pictures please contact me ANYTIME. Thank You.