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Created
November 17, 2020 00:40
by
Scholarsphere 4 Migration
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Added
fbg257f763_version1_Report_of_Research_on_Pennsylvania_s_Coal_Resources_IPR-19.pdf
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator C.J. Zink
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator H.B. Charmbury
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator Joseph Kershetsky
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator R.P. Aikman
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator John Todhunter
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator G.L. Barthauer
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator John Seddon
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator William Sturm
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator M.E. Bell
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator C.L. Hosler
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator E.F. Osborn
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator R.Stefanko
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator W. Spackman
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator P.L. Walker, Jr.
November 17, 2020 00:40
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Scholarsphere 4 Migration
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Added Creator H.L. Lovell
November 17, 2020 00:40
by
Scholarsphere 4 Migration
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Published
November 17, 2020 00:40
by
Scholarsphere 4 Migration
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Updated
April 04, 2024 10:21
by
[unknown user]