6This is the ultimate do it yourself guide for anyone wishing to build a classical style butt-stock reservoir air rifle. Author and designer Paul Betts takes readers through every step of design and fabrication of the project and even explains the how's and why's that are so often omitted from other works. The air rifle featured in this book is of sufficient caliber and power to make it ideal for hunting game or as a last ditch survival weapon. Anyone wishing to learn the art of airgun building will find this to be a great project.