Total number of records: 2
Count of Subject
| Subject | Count |
|---|
| mines and mineral resources | 2 |
| occupations | 2 |
| industries | 2 |
| history | 2 |
| buildings | 2 |
| culture | 2 |
Count of People and organisations
| People and organisations | Count |
|---|
| Kissling, Werner (1895-1988) | 2 |
| Barker, Lawrence | 2 |
