Uses diagrams and pictures to show how the basic design of the biogas pit can be adapted for construction in different soils, from sandstone to sheer rock, which should encourage other developing coun
Starting with only an anvil and a few basic tools, almost all the tools needed by a blacksmith can be made from commonly found materials. With clear instructions this book gives step by step instructi
This definitive work provides step-by-step guidance in the techniques of digging and constructing a well, including the principles of groundwater storage, the actual construction, the materials requir
This book presents a wide range of innovative ideas and practical methods for housing, together with illustrative examples and actual projects. Its methods are targeted to housing production in places
