- FundosA1138 - James Charles Napoleon Humphreys, Mining papers
- SériesGGG - Associations
- Pasta/Processo2430 - The Prospectors Association
- Pasta/Processo2431 - Geological Survey of South Africa
- Pasta/Processo2432 - Transvaal Mine Managers Association
- Pasta/Processo2433 - South African Chemical Institute
- Pasta/Processo2434 - Johannesburg Stock Exchange
- Pasta/Processo2435 - Technical Education in South Afl-ica
- Pasta/Processo2436 - Open Call Exchange
- Pasta/Processo2437 - South African Mining Laws
- Pasta/Processo2438 - Native Labour - N.R.C.
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