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 14
... DELAWARE AND THE DIS- TRICT OF COLUMBIA . BY WM . BULLOCK CLARK , EDWARD B. MATHEWS , AND EDWARD W. BERRY .. PHYSIOGRAPHY THE COASTAL PLAIN . 169 171 172 The Divisions of the Coastal Plain ... 172 The Stream Valleys .. 175 THE PIEDMONT ...
... DELAWARE AND THE DIS- TRICT OF COLUMBIA . BY WM . BULLOCK CLARK , EDWARD B. MATHEWS , AND EDWARD W. BERRY .. PHYSIOGRAPHY THE COASTAL PLAIN . 169 171 172 The Divisions of the Coastal Plain ... 172 The Stream Valleys .. 175 THE PIEDMONT ...
Seite 21
... COLUMBIA ...... 467 SURFACE STREAMS AND SPRINGS . 467 . SHALLOW WELLS .... 468 ARTESIAN WELLS 468 ARTESIAN WELL PROSPECTS . 476 PAGE WATER RESOURCES OF DELAWARE . INTRODUCTORY RAINFALL HYDROGRAPHIC AREAS CONTENTS 21.
... COLUMBIA ...... 467 SURFACE STREAMS AND SPRINGS . 467 . SHALLOW WELLS .... 468 ARTESIAN WELLS 468 ARTESIAN WELL PROSPECTS . 476 PAGE WATER RESOURCES OF DELAWARE . INTRODUCTORY RAINFALL HYDROGRAPHIC AREAS CONTENTS 21.
Seite 22
... DELAWARE 501 507 513 518 520 SANITARY CONDITIONS AND CHEMICAL CHARACTER OF WATERS . 528 PURE WATER ODOR TURBIDITY HARDNESS CHLORINE NITROGEN 528 529 529 530 531 531 INDEX 543 LIST OF TABLES PAGE 1. Governors of Maryland ...
... DELAWARE 501 507 513 518 520 SANITARY CONDITIONS AND CHEMICAL CHARACTER OF WATERS . 528 PURE WATER ODOR TURBIDITY HARDNESS CHLORINE NITROGEN 528 529 529 530 531 531 INDEX 543 LIST OF TABLES PAGE 1. Governors of Maryland ...
Seite 23
... Delaware Canal at Chesapeake City , Cecil County 10. Toll House on National Road , built after the State took control of the road in 1834 ........ 11. A modern highway near Princess Anne , Somerset County .. 12. The Baltimore and Ohio ...
... Delaware Canal at Chesapeake City , Cecil County 10. Toll House on National Road , built after the State took control of the road in 1834 ........ 11. A modern highway near Princess Anne , Somerset County .. 12. The Baltimore and Ohio ...
Seite 28
... Delaware and the District of Columbia , by Wm . Bullock Clark , Edward B. Mathews , and Edward W. Berry , represents the accumu- lation of information dealing with this subject from a time antecedent to the organization of the ...
... Delaware and the District of Columbia , by Wm . Bullock Clark , Edward B. Mathews , and Edward W. Berry , represents the accumu- lation of information dealing with this subject from a time antecedent to the organization of the ...
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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