Village Technology Handbook

A NOTE ON USING THE HANDBOOK When the materials suggested in the handbook are not avail­ able, it may be possible to substitute other materials; be careful to make any changes in by such substitutions. Dimensions are given in metric units English units in parentheses. in the illustrations. Conversion tables are given in the Appendix. Reference materials, along with can be obtained, are listed at when they pertain to that entry. When they refer more gen­ erally to the field covered in are given at the end of the section. these publications, VITA may be able to help you. If you want to use translations of material in the hand­ book, we ask you to let VITA know. The material you want may already be translated; if it is not, and if you trans­ late it, VITA would like to make your translation available to othe's. If you have questions on the material prescnted you run into problems in implementing the handbook's sug­ gestions, or if you have other technical contact VITA for assistance. VITA hopes the ideas presented here will generate new ma­ terial which can become part of the information network. to Therefore your comments and sug­ In order to facilitate your review of this information, been inserted in this manual. Please remove it, it back VITA w;th your observations and comments. thereby making it available to as many around the world as possible.