Report, Band 10Johns Hopkins Press, 1918 CONTENTS.--Vol. I (1897)--Vol. II (1898)--Vol. III (1899)--Vol. IV (1902)--Vol. V (1905)--Vol. VI (1906)--Vol. VII (1908)--Vol. VIII (1909)--Vol. IX (1911)--Vol. X (1918)--Vol. XI (1922)--Vol. XII (1928)--Vol. XIII (1937)--Vol. 14 (1941) |
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Seite 106
... distributed throughout the eastern portion of the Piedmont Plateau , and is especially abundant in Cecil , Harford , Baltimore , Carroll , and Montgomery counties . It occurs as vein fillings in the form of pure granulated or vitreous ...
... distributed throughout the eastern portion of the Piedmont Plateau , and is especially abundant in Cecil , Harford , Baltimore , Carroll , and Montgomery counties . It occurs as vein fillings in the form of pure granulated or vitreous ...
Seite 110
... distributed throughout the western and central portions of the state , and consist of many different varieties which , from their diversity in color , hardness and structural peculiarities , are well adapted for nearly all architectural ...
... distributed throughout the western and central portions of the state , and consist of many different varieties which , from their diversity in color , hardness and structural peculiarities , are well adapted for nearly all architectural ...
Seite 114
... have been obtained , although the gold is so unevenly distributed that it has never been worked with profit . Gold has been reported from other portions of the state , but 114 THE GEOGRAPHY OF MARYLAND Lime and Cement Products Gold ...
... have been obtained , although the gold is so unevenly distributed that it has never been worked with profit . Gold has been reported from other portions of the state , but 114 THE GEOGRAPHY OF MARYLAND Lime and Cement Products Gold ...
Seite 186
... distributed as to produce well - marked , gray banded - gneisses , the individual bands of which vary from a fraction of an inch to several feet , the average thickness , however , being quite slight . Some of these bands are highly ...
... distributed as to produce well - marked , gray banded - gneisses , the individual bands of which vary from a fraction of an inch to several feet , the average thickness , however , being quite slight . Some of these bands are highly ...
Seite 261
... distributed in the several non - calcareous formations which follow the same strike but occupy much broader belts in Western Maryland than do the calcareous rocks . Depth . Generally from 30 to 250 feet ; a few deeper wells have been ...
... distributed in the several non - calcareous formations which follow the same strike but occupy much broader belts in Western Maryland than do the calcareous rocks . Depth . Generally from 30 to 250 feet ; a few deeper wells have been ...
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Häufige Begriffe und Wortgruppen
30 feet Allegany County Anne Arundel County Aquia Average elevation Baltimore beds beneath the surface Blue Ridge Calvert Capacity of reservoir carried to reservoir Cecil County Chesapeake Bay Choptank City Clark Hoshall Coastal Plain Creek Cretaceous crystalline rocks Cumberland Curtis Bay Daily consumption Delaware deposits Diameter district Downin drilled Eastern Shore Elevation above source elevation above town Eocene feet beneath feet deep feet in depth Fire hydrants flow formation Frederick gallons per minute Garrett County Geological glauconite gneiss gravel gray Hagerstown Hard head inches iron limestone lower Magothy Mary's Maryland Matawan miles Miocene Mountain Municipality Nanjemoy Patapsco Patuxent peneplain Percentage of population Piedmont Plateau Pleistocene population supplied Potomac River Prince George's County Public supply sand sandstone sandy clay shales shallow Soft southern Sparrows Point springs streams SURFACE WATERS surface yields UNDERGROUND WATERS Upper valleys Washington water horizons Waterworks western Wicomico Worcester County