The Complete Guide to Highland Bagpipe Reeds by Chris Apps is a 57 page book outlining techniques for adjusting bagpipe reeds. The volume includes information on both straight and ridge-cut chanter reeds, drone reeds and plastic practice chanter reeds. There is a chapter explaining the different chanter reeds and the necessary tools to adjust/maintain them. There is additional information on setting up and maintaining the pipes for optimum reed function. The book is filled with photographs and diagrams to illustrate the techniques discussed. It is bound with a ring binder so that it can lay flat on any surface. The book can be purchased in hard copy with or without an Apps reed mandrel, pliers or sandpaper/razor blades. It is also available in English for Kindle in the US.