""On The Pathogeny Of Squint"" is a medical book written by Franciscus Cornelis Donders in 1864. The book focuses on the causes and development of squint, a condition where the eyes do not align properly. Donders discusses the anatomy and physiology of the eye, as well as the various types of squint and their clinical manifestations. He also explores the treatment options available at the time, including surgery and corrective lenses. The book is...