Showing 1 - 2 results of 2 for search 'Watt, S. B.', query time: 0.01s Refine Results
  1. 1

    Septic tanks and aqua-privies from ferrocement by Watt, S. B.

    Published 1984
    Book
  2. 2

    Hand dug wells and their construction by Watt, Simon B.

    Published 1979
    Book

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