1939 Keuffel & Esser Co. (K&E) Compensating Polar Planimeter Model 4236 Up close. 2 min read Tools 1939 Keuffel & Esser Co. (K&E) Compensating Polar Planimeter Model 4236 Up close. Doug DeHaven January 25, 2024 The Compensating Polar Planimeter, a marvel of mechanical engineering, is a specialized instrument used for measuring the...Read More
Hello World 1 min read Side Quest Hello World Doug DeHaven January 25, 2024 Combination of projects culminated in this fun quick video, Mounted a hand to my industrial robot arm,...Read More