On the four visible ingredients in banded bituminous coal studies in the composition of coal, no 1

[1] BALFOUR JH, 1857, T ROY SOC, V21, P187

[2] BARSCH O, 1908, J PREUSS GOEL LANDES

[3] BARSH O, 1908, THESIS, P33

[4] Dawson J. W., 1866, Q J GEOLL SOC LONDON, V22, P95, DOI [DOI 10.1144/GSL.JGS.1866.022.01-02.12, 10.1144/GSL.JGS.1866.022.01-02.12]

[5] DAWSON JW, 1871, ANN NAT HIST, V7, P321

[6] DAWSON JW, 1859, Q J GEOL SOC LOND, V15, P626

[7] DOWLING DB, 1910, P T ROY SOC CAN, V4, P23

[8] GRARDEURY FC, 1882, ANN MINES 8, V1, P185

[9] GRARDEURY FC, 1882, ANN MINES 8, V1, P79

[10] GRESLEY WS, 1892, T MANCHESTER GEOL SO, V21, P520

[1] BALFOUR JH, 1857, T ROY SOC, V21, P187

[2] BARSCH O, 1908, J PREUSS GOEL LANDES

[3] BARSH O, 1908, THESIS, P33

[4] Dawson J. W., 1866, Q J GEOLL SOC LONDON, V22, P95, DOI [DOI 10.1144/GSL.JGS.1866.022.01-02.12, 10.1144/GSL.JGS.1866.022.01-02.12]

[5] DAWSON JW, 1871, ANN NAT HIST, V7, P321

[6] DAWSON JW, 1859, Q J GEOL SOC LOND, V15, P626

[7] DOWLING DB, 1910, P T ROY SOC CAN, V4, P23

[8] GRARDEURY FC, 1882, ANN MINES 8, V1, P185

[9] GRARDEURY FC, 1882, ANN MINES 8, V1, P79

[10] GRESLEY WS, 1892, T MANCHESTER GEOL SO, V21, P520