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The geology of Belgium and the French Ardennes.

Geologists' Association., Topley, William, 1841-1894., Broeck, Ernest van den, 1851- ., Rutot, Aimé Louis, 1847- ., Bonney, T. G. (Thomas George), 1833-1923., Gosselet, Jules Auguste Alexandre, 1832-1916.
1885