Search Results for the EPA National Library Catalog

Items Found: 1494
Showing: Items 601 - 650
Your Search: (SUBJECT=Mines)


 
 
 
PREV 1 ... 8 9 10 11 12 13 14 15 16 17 18 ... 30 NEXT
Select Item Title Year Published
Geology and mineral resources of the Brodheadsville quadrangle, Monroe and Carbon Counties, Pennsylvania / 1975
Geology and mineral resources of the Brookville quadrangle, Pennsylvania 1969
Geology and mineral resources of the Butler and Zelienople quadrangles, Pennsylvania, 1936
Geology and mineral resources of the Carlisle and Mechanicsburg quadrangles, Cumberland county, Pennsylvania / 1978
Geology and mineral resources of the Christmans and Pohopoco Mountain quadrangles, Carbon and Monroe counties, Pennsylvania 1975
Geology and mineral resources of the Curwensville quadrangle / 1969
Geology and mineral resources of the Donegal quadrangle, Pennsylvania / 1963
Geology and mineral resources of the Gossan Lead district and adjacent areas in Virginia, 1957
Geology and mineral resources of the Harrisburg west area, Cumberland and York Counties, Pennsylvania / 1977
Geology and mineral resources of the Hazen, Falls Creek, Reynoldsville, and Dubois quadrangles, Clearfield and Jefferson Counties, Pennsylvania / 1978
Geology and mineral resources of the Hickory Run and Blakeslee quadrangles, Carbon and Monroe counties, Pennsylvania / 1975
Geology and mineral resources of the Honeybrook and Phoenixville quadrangles, Pennsylvania, 1938
Geology and Mineral Resources of the Hudson and Maynard Quadrangles, Massachusetts / 1956
Geology and mineral resources of the Iron Springs area, Adams and Franklin Counties, Pennsylvania / 1978
Geology and mineral resources of the Kings Quadrangle. 1923
Geology and mineral resources of the La Harpe and Good Hope Quadrangles, 1921
Geology and mineral resources of the Lehighton and Palmerton quadrangles, Carbon and Northampton counties, Pennsylvania / 1974
Geology and mineral resources of the Linden and Williamsport quadrangles, Lycoming County, Pennsylvania / 1977
Geology and mineral resources of the Lock Haven quadrangle : Clinton and Lycoming Counties, Pennsylvania 1977
Geology and mineral resources of the Loysville quadrangle, Pennsylvania / 1961
Geology and mineral resources of the Lynchburg quadrangle, Virginia. 1958
Geology and mineral resources of the Middletown quadrangle, Pennsylvania, 1933
Geology and mineral resources of the Mifflintown quadrangle, Pennsylvania / 1962
Geology and mineral resources of the Millersburg 15-minute quadrangle, Dauphin, Juniata, Northumberland, Perry, and Snyder Counties, Pennsylvania / 1976
Geology and mineral resources of the Millerstown Quadrangle, Perry, Juniata, and Snyder Counties, Pennsylvania / 1974
Geology and mineral resources of the Montoursville North and Huntersville quadrangles, Lycoming County, Pennsylvania / 1980
Geology and mineral resources of the Montoursville South and Muncy quadrangles and part of the Hughesville quadrangle, Lycoming, Northumberand, and Montour Counties, Pennsylvania / 1979
Geology and mineral resources of the New Florence quadrangle, Pennsylvania. 1958
Geology and mineral resources of the New Holland quadrangle, Pennsylvania / 1969
Geology and mineral resources of the northern half of the Houtzdale 15-minute quadrangle, Pennsylvania / 1968
Geology and mineral resources of the northern part of the North Cascades National Park, Washington / 1972
Geology and mineral resources of the Oil City quadrangle, Venango county, Pennsylvania / 1979
Geology and mineral resources of the Philipsburg 7 1/2-minute quadrangle, Pennsylvania / 1974
Geology and mineral resources of the Pocono Pines and Mount Pocono quadrangles, Monroe County, Pennsylvania 1977
Geology and mineral resources of the Punxsutawney quadrangle, Pennsylvania / 1969
Geology and mineral resources of the Quakertown-Doylestown district, Pennsylvania and New Jersey. 1931
Geology and mineral resources of the Ramey and Houtzdale quadrangles, Clearfield and Centre counties, Pennsylvania / 1977
Geology and mineral resources of the Reading and Birdsboro quadrangles, Berks County, Pennsylvania / 1983
Geology and mineral resources of the Sabula and Penfield quadrangles, Clearfield, Elk, and Jefferson Counties, Pennsylvania / 1976
Geology and mineral resources of the Salladasburg and Cogan Station quadrangles, Lycoming County, Pennsylvania 1977
Geology and mineral resources of the Sinking Spring quadrangle, Berks and Lancaster Counties, Pennsylvania / 1975
Geology and mineral resources of the Skytop quadrangle, Monroe and Pike counties, Pennsylvania / 1978
Geology and mineral resources of the Smicksburg quadrangle, Pennsylvania 1969
Geology and mineral resources of the southern half of the Clearfield 15-minute quadrangle, Pennsylvania, 1970
Geology and mineral resources of the southern half of the New Bloomfield quadrangle, Pennsylvania. 1967
Geology and mineral resources of the southern half of the Penfield 15-minute quadrangle, Pennsylvania, 1973
Geology and mineral resources of the Temple and Fleetwood quadrangles, Berks County, Pennsylvania / 1979
Geology and mineral resources of the Tobyhanna and Buck Hill Falls quadrangles, Monroe County, Pennsylvania / 1975
Geology and mineral resources of the Washingtonville and Millville quadrangles, Montour, Columbia, and Northumberland Counties, Pennsylvania / 1993
Geology and mineral resources of the Womelsdorf quadrangle / 1963
PREV 1 ... 8 9 10 11 12 13 14 15 16 17 18 ... 30 NEXT

Save, Print or Email Selected Records