Issuer ? CHARBONNAGES DU BOULONNAIS
| Year | Bénéfices industriels | Bénéfices nets |
|---|---|---|
| 1923 | 290.600 | 139.366 |
| 1924 | -2.390.000 | -595.800 |
| 1925 | -1.399.000 | -675.500 |
| Year | Bénéfices industriels | Bénéfices nets |
|---|---|---|
| 1923 | 290.600 | 139.366 |
| 1924 | -2.390.000 | -595.800 |
| 1925 | -1.399.000 | -675.500 |