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 11
... APPALACHIAN REGION Divisions of the Appalachian Region . Appalachian Peneplains Stream Valleys Lines of Communication ... Natural Resources Inhabitants 87 88 90 90 94 95 Economic Physiography of the Appalachian Region ... 96 96 97 98 ...
... APPALACHIAN REGION Divisions of the Appalachian Region . Appalachian Peneplains Stream Valleys Lines of Communication ... Natural Resources Inhabitants 87 88 90 90 94 95 Economic Physiography of the Appalachian Region ... 96 96 97 98 ...
Seite 14
... APPALACHIAN REGION . 180 The Divisions of the Appalachian Region .. . 180 The Appalachian Peneplains . 182 The Stream Valleys . 183 GEOLOGY . 183 THE PIEDMONT PLATEAU Relations of the Eastern and Western Districts . The Eastern District ...
... APPALACHIAN REGION . 180 The Divisions of the Appalachian Region .. . 180 The Appalachian Peneplains . 182 The Stream Valleys . 183 GEOLOGY . 183 THE PIEDMONT PLATEAU Relations of the Eastern and Western Districts . The Eastern District ...
Seite 15
Maryland Geological Survey. PAGE THE APPALACHIAN REGION . 196 Sedimentary Rocks 198 The Cambrian Period .. .... 198 Lower Cambrian Sandstones and Shales .. 198 The Loudon Formation .... 198 The Weverton Formation . 199 The Harpers ...
Maryland Geological Survey. PAGE THE APPALACHIAN REGION . 196 Sedimentary Rocks 198 The Cambrian Period .. .... 198 Lower Cambrian Sandstones and Shales .. 198 The Loudon Formation .... 198 The Weverton Formation . 199 The Harpers ...
Seite 23
... Appalachian region , Wash- 95 ington County ...... 96 31. Map showing mean annual temperatures . 99 32. Map showing advent of spring .... 100 FIGURE PAGE 33. Map showing rainfall ... 101 .... 34.
... Appalachian region , Wash- 95 ington County ...... 96 31. Map showing mean annual temperatures . 99 32. Map showing advent of spring .... 100 FIGURE PAGE 33. Map showing rainfall ... 101 .... 34.
Seite 28
... Appalachian Region . Throughout the work much assistance has been rendered by the well diggers and individuals through- out the state , to whom acknowledgments are gratefully given . Special credit is due the Sanitary Division of the ...
... Appalachian Region . Throughout the work much assistance has been rendered by the well diggers and individuals through- out the state , to whom acknowledgments are gratefully given . Special credit is due the Sanitary Division of the ...
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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