The collapse of structure of sandy sub-soils on wetting [microform].
By: Knight, Kathleen, 1948-.
Material type:
Thesis (Ph.D.)--University of Witwatersrand, 1961(?).
Includes bibliographical references.
Microfiche. Johannesburg : University of Witwatersrand, 1970. 5 microfiches : negative ; 15 x 10 cm. Microfiche. Johannesburg : University of Witwatersrand, 1970. 5 microfiches : negative ; 15 x 10 cm. Microfiche. Johannesburg : University of Witwatersrand, 1970. 5 microfiches : negative ; 15 x 10 cm. Microfiche. Johannesburg : University of Witwatersrand, 1970. 5 microfiches : negative ; 15 x 10 cm. Microfiche. Johannesburg : University of Witwatersrand, 1970. 5 microfiches : negative ; 15 x 10 cm.
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