""Introductory French Lessons: Based On The Works Of Dr. Emil Otto"" is a language learning book that aims to teach beginners the basics of the French language. The book is written by Dr. Emil Otto and was originally published in 1878. The lessons in the book are based on the works of Dr. Otto, who was a renowned linguist and French teacher. The book is divided into several chapters, each of which covers a different aspect of the French language...