Author: Massey, N.W.D.
Title: Resources Inventory of Botswana: Industrial Rocks and Minerals. Including map: The Industrial minerals of Botswana.
Description: Lobatse, Botswana, Geological Survey Department 1 volumes. , 40 p.p.., ills. Mineral resources report No. 3.. Gewicht/weight: 0 gr.

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