CD3WD is a collection of high-quality 3rd world development information on agriculture, health, appropriate technology, construction, food processing, crop storage, woodwork, metalwork, electrical trades, education, and computer skills. All material is...

A major addition to the existing CD3WD products CD3WD Part I version 4.0 and CD3WD Part II version 4.0. cd3wd is the one-stop source of high quality technical information on almost all aspects of 3rd world development. This part 3 brings much practical...