A Collection of Mechanical Moving Mechanisms, Devices, Apparatus, Inventions, and Parts Used in the Design and Construction of Machines for All Purposes, Classified and Systematized for the Convenience of Engineers and Mechanical Draftsmen, by Thomas Walter Barber is an indispensable reference for all who work in the field of mechanical engineering. This book collects and classifies a variety of mechanical moving mechanisms that help in the design and construction of various machines. Thanks to detailed descriptions and drawings, the reader can familiarize himself with dozens of inventions and parts used in a large number of machines and devices. This book will become an integral part of the library of any specialist in the field of mechanical engineering who appreciates quality and precision in work.