Spiral And Worm Gearing: A Treatise On The Principles, Dimensions, Calculation And Design Of Spiral And Worm Gearing is a comprehensive book written by Erik Oberg in 1914. The book provides a detailed exploration of the principles, dimensions, calculation, and design of spiral and worm gearing. The book covers a wide range of topics related to spiral and worm gearing, including the geometry and kinematics of gears, the design and calculation of worm...