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Old 12-20-2020, 09:54 AM
Lew Hartswick Lew Hartswick is offline
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Join Date: May 2008
Location: Albuquerque NM
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I wonder about this "strip on the top" in view of this cross section of a piece from a curve. Taken from the curve just above Harrisburg Pa where the line goes from following the river to the bridge across it .
...lew...
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