""How To Draw A Straight Line: A Lecture On Linkages"" is a book written by Alfred Bray Kempe in 1877. The book provides a detailed explanation of the concept of linkages and how they can be used to draw straight lines. The author begins by introducing the reader to the basic principles of linkages and their history. He then goes on to explain how various types of linkages work and how they can be used to create different types of motion. The book contains numerous illustrations and diagrams that help to clarify the concepts presented. It is written in a clear and concise style, making it accessible to both beginners and advanced readers. Overall, ""How To Draw A Straight Line: A Lecture On Linkages"" is a valuable resource for anyone interested in the mechanics of linkages and their applications in drawing straight lines.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.