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Filters: Author is Blair Research Institute -Harare, ZW  [Clear All Filters]
1990
Blair Research Institute -Harare, ZW, The Blair latrine : a builders manual for the 2 bag model. Blair Research Laboratory, Harare, Zimbabwe, p. 11 p. : drawing, 1990.
Blair Research Institute -Harare, ZW, The Blair latrine : a builders manual for the 3 bag model. Blair Research Laboratory, Harare, Zimbabwe, p. 14 p. : drawing, 1990.
1989
Blair Research Institute -Harare, ZW, The Blair latrine builders manual. Blair Research Laboratory, Harare, Zimbabwe, p. 24 p.: fig., 1989.
1988
Blair Research Institute -Harare, ZW, Bucket pump manual for field workers. Blair Research Laboratory, Harare, Zimbabwe, p. 28 p.: fig., 1988.