Vacuum cleaning systems : $b A treatise on the principles and practice of mechanical cleaning

"Vacuum Cleaning Systems: A Treatise on the Principles and Practice of Mechanical Cleaning" by M. S. Cooley is a scientific work from the early 1900s that explores the world of vacuum cleaning technology. This book examines the history of mechanical cleaning devices, from early, less effective models to the first successful vacuum cleaners. The author discusses the engineering behind these systems, their various uses, and how they help with indoor cleanliness, providing a detailed look at how vacuum cleaning technology evolved and its positive impact on creating healthier indoor environments.