Rural Ventilated Improved Pit Latrines: A Field Manual for Botswana - TAG Technical Note Number 8

by Van Nostrand, John and Wilson, James G

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Description

1983. Softcover Very Good condition. 61 pages. A joint contribution of the Government of Botswana, the United Nations Development Programme and The World Bank to the International Drinking Water Supply and Sanitation Decade. Covers design principles, several optional designs, construction procedures and maintenance guidelines. Technical illustrations.