Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 10 – 11American Philosophical Society, 1967 |
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Сторінка 65
... Blue slate LL with balls of iron ore , 10 ,, 0 190 ,, 2 Black slate , 24 ,, 0 214 ,, 2 Blue slate harder , 5 ,, 0 219 ,, 2 4 ,, 4 223 ,, 6 COAL , • 6 ,, 8 230 ,, 2 Fire clay , LIMESTONE , White sand rock , • • Blue slate , LIMESTONE ...
... Blue slate LL with balls of iron ore , 10 ,, 0 190 ,, 2 Black slate , 24 ,, 0 214 ,, 2 Blue slate harder , 5 ,, 0 219 ,, 2 4 ,, 4 223 ,, 6 COAL , • 6 ,, 8 230 ,, 2 Fire clay , LIMESTONE , White sand rock , • • Blue slate , LIMESTONE ...
Сторінка 68
... blue , 40 ; sandrock , blue , soft , 8 ; hard , 12 ; hard and black , 13 ; dark blue , 10 ( gas vein struck at 229'2 , strong ) ; coarse - grained , blue , soft , 1 ; blue and shaly , some black specks , 29 , · Slate , hard , blue ...
... blue , 40 ; sandrock , blue , soft , 8 ; hard , 12 ; hard and black , 13 ; dark blue , 10 ( gas vein struck at 229'2 , strong ) ; coarse - grained , blue , soft , 1 ; blue and shaly , some black specks , 29 , · Slate , hard , blue ...
Сторінка 238
American Philosophical Society. Soapstone , Blue slate , Blue stone , Gray stone , Brown , very hard , red in centre , the rest blue , red ; with blue stone ; salty , Sandstone , gray , red ; with blue stone , blue ; salty , . · 75 to ...
American Philosophical Society. Soapstone , Blue slate , Blue stone , Gray stone , Brown , very hard , red in centre , the rest blue , red ; with blue stone ; salty , Sandstone , gray , red ; with blue stone , blue ; salty , . · 75 to ...
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Three | 27 |
Pending nominations Nos 534 535 536 and 537 were | 28 |
Present ten members | 105 |
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American American Philosophical Society anticlinal appear appointed April arkite axis Bache barometric beds bitumen black slate blue Boston Carboniferous Chair character clay Coal Measures Committee Cresson Cretaceous dated declination Devonian disc disturbances Donations east elected feet thick fissure formation Fraley Franklin Institute Geological gravity gray hard Hayden Hills Historical Society horizon inches iron January Judge Kentucky lamellæ Lesley letter Library were announced Library were received lignite limestone London magnetic March Meeting meteors miles Missouri Missouri River motion mountains nearly neutral point observations Paint Creek Pending nominations Pennsylvania petroleum Philadelphia Philosophical Society plants plate polarity present President Prof referred remarkable River rock sand sandrock Sandstone septum Shale Soapstone Society was adjourned solar species specimens Spirifera stone stream surface temperature tion Trego upper valley variation Venango County wood