Showing 80 results

Archival description
Historical Papers Research Archive, University of the Witwatersrand James Charles Napoleon Humphreys, Mining papers Series
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Asbestos
Asbestos
Asbestos
Asbestos
Associations
Associations
Assorted Minerals
Assorted Minerals
Barberton District
Barberton District
Bechuanaland
Bechuanaland
Belgian Congo
Belgian Congo
Bethal - Ermelo -District
Bethal - Ermelo -District
Bloemhof Wolmaranstad District
Bloemhof Wolmaranstad District
British East Africa
British East Africa
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