CORRESPONDENCE. DEEP WINNING OF COAL IN SOUTH WALES.
| Autor: | ADAMS, G F, STEAVENSON, A L, CARRINGTON, W T H, BAGOT, A C, BROWN, T F, DAVEY, M, BROWN, J |
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| Zdroj: | Minutes of the Proceedings; 1881, Vol. 64 Issue 1881, p99-116, 18p |
| Databáze: | Complementary Index |
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