Peter Dienes was one of the most important German manufacturers of coffee grinders, in fact we would say the greatest of all.​ Up to now no book had been written on the work of this German industrial; which means that this text responds to a real demand from collectors. The reader will find in the pages of this text a clear, extremely well documented, introduction to Peter Dienes, at once from a historical point of view and from an industrial one, with a detailed description of the principal coffee grinders produced at Remscheid ( Germany) and Breukelen ( Netherlands). Whether you be an amateur of antique objects or simply a neophyte, this work, with its numerous illustrations, will help you discover the characteristics of the main Peter Dienes grinders, by studying the different chapters showing the multitude of forms, sizes, colours and materials used.