26.
A Summary Description of the Geology of Pennsylvania: Laurentian, Huronian, Cambrian and Low...
by Lesley, J. Peter, Geologica...
ISBN: 9781143987540
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Man's Origin and Destiny: Sketched from the Platform of the Sciences, in a Course of Lecture...
by Lesley, J. Peter
ISBN: 9781143093609
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The Geology of Huntingdon County, Volume 59
by Pennsylvania. Board Of Comm...
ISBN: 9781144351593
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Man's Origin and Destiny: Sketched from the Platform of the Sciences, in a Course of Lecture...
by Lesley, J. Peter
ISBN: 9781142672713
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Report of the Geological Survey of Pennsylvania ... 1885-1887, Part 3
by J Peter Lesley
ISBN: 9781145381728
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Historical Sketch Of Geological Explorations In Pennsylvania And Other States
by Lesley, J. Peter
ISBN: 9781103194247
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Historical Sketch Of Geological Explorations In Pennsylvania And Other States
by Lesley, J. Peter
ISBN: 9781103194278
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Manual of Coal and Its Topography: Illustrated by Original Drawings, Chiefly ... (Large Prin...
by Lesley, J. Peter
ISBN: 9780554813202
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Manual of Coal and Its Topography: Illustrated by Original Drawings, Chiefly ...
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ISBN: 9780554813240
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Manual of Coal and Its Topography: Illustrated by Original Drawings, Chiefly ... (Large Prin...
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ISBN: 9780554813219
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Manual of Coal and Its Topography: Illustrated by Original Drawings, Chiefly ...
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ISBN: 9780554813288
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A Geological Hand Atlas of the Sixty-Seven Counties of Pennsylvania (1885)
by Lesley, J. Peter
ISBN: 9781436728805
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Man's Origin and Destiny: Sketched from the Platform of the Sciences, in a Course of Lecture...
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ISBN: 9781437262193
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Man's Origin And Destiny: Sketched From The Platform Of The Sciences, In A Course Of Lecture...
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ISBN: 9781437135411
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Biographical Notice of J. Peter Lesley
by Lyman, Benjamin Smith
ISBN: 9780217957595
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Biographical Notice Of J. Peter Lesley (1903)
by Lyman, Benjamin Smith
ISBN: 9781104625238
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A Biographical Notice Of J. Peter Lesley (1906)
by Chance, Henry Martyn
ISBN: 9781165875733
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Biographical Notice Of J. Peter Lesley (1903)
by Lyman, Benjamin Smith
ISBN: 9781165881550
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Final Report Ordered by Legislature, 1891: Upper Silurian and Devonian Formations, by J.P. L...
by Lesley, J. Peter, Geologica...
ISBN: 9781148100234
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A Biographical Notice Of J. Peter Lesley (1906)
by Chance, Henry Martyn
ISBN: 9781104590239
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Manual of Coal and Its Topography. Illustrated by Original Drawings, Chiefly of Facts in the...
by Lesley, J. Peter
ISBN: 9781425519186
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48.
Historical Sketch of Geological Explorations in Pennsylvania and Other States, by J. P. Lesl...
by Lesley, John Peter
ISBN: 9781425520373
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49.
A Collection of Occasional Surveys of Iron, Coal and Oil Districts in the United States: Mad...
by Lesley, J. Peter
ISBN: 9781148141633
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