Burk, W. Herbert

Historical and Topographical Guide to Valley Forge [The Valley Forge Guide]

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Richards, George Warren

History of the Theological Seminary of the Reformed Church of the United States 1825-1934 / Evangelical and Reformed Church 1934-1952

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Jones, Gilbert S.

Valley Forge Park: An Historical Record and Guide Book

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Dallett, Francis James

The Athenaeum Age in Chester County

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Chester County Historical Society

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Bulletins of the Chester County Historical Society 1899-1900

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Bulletins of the Chester County Historical Society 1908

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Kreidler, W. Lynn

Underground Disposal of Liquid Waste in New York [New York State Museum Map and Chart Series 26]

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Nottis, Gary N. (editor)

Epicenters of Northeastern United States and Southeastern Canada, Onshore and Offshore; Time Period 1534-1980 [New York State Museum Map and Chart Series 38]

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Connally, G. Gordon

Surficial Geology of the Glen Falls Region, New York [New York State Museum Map and Chart Series 23]

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Veatch, A. C., and P. A. Smith

Atlantic Submarine Valleys of the United States and the Congo Submarine Valley [Geological Society of America Special Papers No. 7]

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Edmunds, William E.

Geology and Mineral Resources of the Northern Half of the Houtzdale 15-Minute Quadrangle, Pennsylvania [Pennsylvania Geological Survey Atlas A85 ab]

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Root, Samuel I.

Geology and Mineral Resources of Northeastern Franklin County, Pennsylvania [Pennsylvania Geological Survey Atlas 119ab]

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Pierce, Kenneth L.

Bedrock and Surficial Geology of the McConnellsburg Quadrangle, Pennsylvania [Pennsylvania Geological Survey Atlas A109a]

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Faill, Rodger T., and Richard B. Wells

Bedrock Geology and Mineral Resources of the Salladasburg and Cogan Station Quadrangles, Lycoming County, Pennsylvania [Pennsylvania Geological Survey Atlas A133cd]

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Dyson, James L.

Geology and Mineral Resources of the Northern Half of the New Bloomfield Quadrangle, Pennsylvania [Pennsylvania Geological Survey Atlas A137 A & B]

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Faill, Rodger T., and Richard B. Wells

Geology and Mineral Resources of the Millerstown Quadrangle, Perry, Juniata, and Snyder Counties, Pennsylvania [Pennsylvania Geological Survey Atlas A 136]

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Dyson, James L.

Geology and Mineral Resources of the Southern Half of the New Bloomfield Quadrangle, Pennsylvania [Pennsylvania Geological Survey Atlas A137cd]

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Faill, Rodger T., Richard B. Wells, and William D. Sevon

Geology and Mineral Resources of the Linden and Williamsport Quadrangles, Lycoming County, Pennsylvania [Pennsylvania Geological Survey Atlas A134ab]

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Faill, Rodger T.

Geology and Mineral Resources of the Montoursville South and Muncy Quadrangles and Part of the Hughesville Quadrangle, Lycoming, Northumberland, and Montour Counties, Pennsylvania [Pennsylvania Geological Survey Atlas A144ab]

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O'Neill, Bernard J., Jr.

Greater Pittsburgh Region Construction Aggregates [Pennsylvania Mineral Resource Report 67]

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Lytle, William S., and Lillian A. Heeren

Preliminary Report of the Oil and Gas Resources of the Warren 7 1/2' Quadrangle, Pennsylvania [Progress Report PR 163]

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Lytle, William S., Addison S. Cate, William G. McGlade, and Walter R. Wagner

Oil and Gas Developments in Pennsylvania in 1963 [Progress Report PR 166]

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Colton, George W.

Bedrock Geology of the Waterville Quadrangle, Lycoming County, Pennsylvania [Progress Report PR 174]

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Flueckinger, Linda A.

Geology of a Portion of the Allensville Quadrangle, Centre and Huntingdon Counties, Pennsylvania [Progress Report PR 176]

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Okuma, Angelo

Geology of the Carbonate Rocks of Path Valley, Franklin County, Pennsylvania [Progress Report PR 179]

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Clark, John H.

Geology of the Carbonate Rocks in Western Franklin County, Pennsylvania [Progress Report PR 180]

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Oliver, William A., Jr., Wallace deWitt, Jr., John M. Dennison, Donald M. Hoskins, and John W. Huddle

Isopach and Lithofacies Maps of the Devonian in the Appalachian Basin [Progress Report PR 182]

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Powell, Richard

The Soldier

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Unveiling of the Bust and Tablet of Stephen Collins Foster [Hall of Fame for Great Americans on the Campus of New York University]

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Johnston, Henry Phelps

The Yorktown Campaign and the Surrender of Cornwallis, 1781

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Madonna, G. Terry (Chair, 250th Anniversary Committee)

Lancaster County Observes Pennsylvania's Tercentenary

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