Property for Mt. Airy Forest was first acquired in 1911. Its listing by the National Park Service, Department of the Interior, shows the period of significance as 1911-1959 and notes the following:
* One of the nation's first city reforestation…
Near this spot
stood the block house
at Ludlow Station
built in 1791.
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General Arthur St. Clair
and his army encamped
here from Aug. 1st
to Sept. 17th, 1791.
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General Anthony Wayne
and his army encamped
here in 1793.
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-…