The “Complicated Watches and Their Repair” is a must-read book for everybody interested in watch repair. Donald De Carle is the author of this watch repairing book. Donald was a Fellow and Medallist of the British Horological Institute. He contributed to the Encyclopedia Britannica and was the author of many Horological works. In this book, Donald guides the readers about automatic watch repairing. He reveals how to adjust the alarm watches, how to adjust the automatic machine, and much more. If the reader has already worked and wants an introduction to more advanced watches, then this book will give a necessary taste. Each chapter is briefly and clearly described also packed with the details that you learn to be truly effective. Additionally, Complicated Watches and Their Repair deals with complicated work into the workshop. I would recommend this book of those people who are interested in watch repair or just understanding how watches work. The good thing about this book is that in just a very short time you will really know so much about watch repairing. To sum it up, Complicated Watches and Their Repair is a classic repair book for the readers.