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The Quarterly journal of the Geological Society of London . PROCEEDINGS OF THE GEOLOGICAL SOCIETT DeC Vertical Section of the Coalmeasures of New South Wales False Coalmeasures Porphyryclay Sydney Sandstone to Heterocercal Fish to Cherty rock ' ' sj Coal and Copper Co 's Seam ' ' ' ' ' Waratah and Lambton Seam Puchydomus