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20 feet A. S. McCreath Allegheny mountain Altoona Alumina anticlinal anticlinal axis average bank bearing clay bench Bennington black slate Blair county Bloomfield bottom brown hematite Brush mountain Cambria county Cambria Iron Company Canoe valley coal bed Coal Measures coke color course of North crest deposit distance feet deep Fireclay fissures formation fossil Frankstown Freeport Upper furnace geological half miles hematite Henrietta Hollidaysburg Huntingdon county Insoluble residue Juniata river Kittanning Lower layers lime limestone lump Magnesia manganese mass massive McKee's gap Metallic iron Metallic manganese mines Morrison's cove northeast open cut open pit ovens Pennsylvania Phosphoric acid Phosphorus pig metal postage quarry railroad red shale Report of Progress ridge rocks sand Sandstone sandy seam Sesquioxide Sesquioxide of iron Sesquioxide of manganese shaft shales Sinking Valley southwest specimen Springfield Sulphuric acid synclinal trial pits Tussey mountain vein wash washer yielded on analysis zinc
Page 101 - Berlepsch, in which there had long been nesting-boxes, of which there are now more than 2,000, was untouched. It actually stood out among the remaining woods like a green oasis. At a distance of a little more than a quarter of a mile farther, the first traces of the plague were apparent, and at the same distance farther on still it was in full force.