This book is a pioneering work on the science of aerodynamics and the use of kites and sails for navigation in the air. Written in the mid-19th century, the book is a fascinating glimpse into the early days of aviation and the work of the pioneers who sought to unlock the secrets of flight.
Treatise Bücher
![A Treatise On The Progressive Improvement And Present State Of The Manufacture Of Porcelain And Glass [by G.r. Porter]](https://rezised-images.knhbt.cz/1920x1920/0.jpg)

First published in 1838, this book is a comprehensive survey of the history and technology of porcelain and glass manufacturing. The author, George Richardson Porter, was a prominent British chemist and industrialist who played a key role in the development of these industries during the Industrial Revolution. This book provides a fascinating look into the science and artistry of porcelain and glassmaking during a pivotal period in British history.