Early Surveys and Reports In Reference To the Transmission of Trade Across the Allegheny Mountains In the State of Pennsylvania Known As the Allegheny Portage

by Moncure Robinson,

Serial Information: Transactions of the American Society of Civil Engineers, 1886, Vol. XV, Issue 1, Pg. 181-222

Document Type: Journal Paper

Subject Headings: Power transmission | Geomatic surveys | Mountains | Pennsylvania | North America | United States

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