<--- Back to Details
| First Page | Document Content | |
|---|---|---|
 Date: 2012-05-02 10:26:48Occupational safety and health Hermann Eckstein John Hays Hammond School of mines Jules Porgès Coal mining De Beers Danie G. Krige Gardner F. Williams Mining Mining engineers Randlords |
|
“American Mining Engineers in the Kimberley and Witwatersrand Mines circa the turn of the 20th Century” By Dr Morley Nkosi