Air forces on circular cylinders, axes normal to the wind, with special reference to the law of dynamical similarity This book, "Air forces on circular cylinders, axes normal to the wind", by Hugh L. Dryden, is a replication of a book originally published before 1919. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.