Jacquard Machines: An Instructional Manual by Hector William Nelson is an important source of information for those interested in the history and development of the textile industry. In his research, the author describes in detail the principle of operation of jacquard machines, which played a key role in revolutionizing weaving. The book contains illustrations, diagrams and explanations that help to better understand the principle of operation of these complex mechanisms. Jacquard Machines: An Instructional Manual is an indispensable resource for students, academics and textile professionals.