Issuer ? HOUILLERES ET MINES DE BRIANSK
| Year | Bénéfices nets | Bénéfices |
|---|---|---|
| 1910 | 301.000 | |
| 1911 | 400.000 | |
| 1912 | 515.000 | |
| 1913 | 701.000 | 701.006 |
| 1914 | 775.390 | |
| 1915 | 798.150 | |
| 1916 | 982.120 |
| Year | Bénéfices nets | Bénéfices |
|---|---|---|
| 1910 | 301.000 | |
| 1911 | 400.000 | |
| 1912 | 515.000 | |
| 1913 | 701.000 | 701.006 |
| 1914 | 775.390 | |
| 1915 | 798.150 | |
| 1916 | 982.120 |