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Showing 1 - 20 results of 20 for search '"Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;"', query time: 3.33s Refine Results
1
Production of the McKeesport gas pool.
by Robinson, J. French, 1890-
[Harrisburg, Pa.] : Pennsylvania Bureau of Topographic and Geological Survey, 1921
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Government Document Book
2
Bituminous coal fields of Pennsylvania.
Harrisburg, [publisher not identified], 1925
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
3
Geology of oil and gas in relation to coal /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg] : Bureau of Topographic and Geological Survey, 1920
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Map
4
High spots in Pennsylvania /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.?] : [publisher not identified], 1928
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
5
The age and origin of the earth /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg] : Pennsylvania Dept. of Forests and Waters, 1924
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Audio
6
A stratigraphic time scale /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.] : [publisher not identified], 1927
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
7
Mineral resources of Pennsylvania /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.?] : [publisher not identified], 1920
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
8
A practical classification of coals /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg] : Topographic and Geologic Survey, 1926
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Audio
9
Future use of raw coal /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.?] : [publisher not identified], 1920
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
10
Production of the McKeesport gas pool /
by Robinson, J. French, 1890-
[Harrisburg, Pa.] : Pennsylvania Bureau of Topographic and Geological Survey, 1921
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Book
11
Anthracite reserves /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1945
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Map
12
Pennsylvania, the makings of a world power /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.?] : [publisher not identified], 1926
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
13
Future sources of power /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg] : Bureau of Topographic and Geological Survey, 1920
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Manuscript Book
14
The origin of Pennsylvania coal /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.?] : [publisher not identified], 1920
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
15
The McKeesport gas pool, Allegheny County, Pennsylvania /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.?] : Dept. of Internal Affairs, Bureau of Topographic and Geological Survey, 1922
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Book
16
Contributions to oil and gas geology of western Pennsylvania /
by Sisler, James D. (James Donaldson), 1894-
Harrisburg, Pa. : Department of internal affairs, Topographic and geologic survey, 1933
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Book
17
The scenery of Pennsylvania, its origin and development based on recent studies of physiographic and glacial history /
by Ashley, Geo. H. (George Hall), 1866-1951
Harrisburg, Pa. : Department of Internal Affairs, Topographic and Geologic Survey, 1933
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Book
18
The undeveloped mineral resources of Pennsylvania. Introduction /
by Ashley, Geo. H. (George Hall), 1866-1951
Harrisburg, Pa. : Department of Internal Affairs, Topographic and Geologic Survey, 1933
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
19
Anthracite reserves /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg, Pa.] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1945
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Book
20
The Canadian system : (technical bulletin) /
by Ashley, Geo. H. (George Hall), 1866-1951
[Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1938
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey)...”

Book
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