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You searched for: Subject Administrative and political boundaries Remove constraint Subject: Administrative and political boundaries Place Pennsylvania Remove constraint Place: Pennsylvania
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1. Pennsylvania: Clarion Quadrangle, 1938 reprint

1907. United States. Geological Survey. This is a scanned historical map of the Clarion Quadrangle in Pennsylvania shown at a scale of 1:62,500. This map was created by the US Geological ... US Geological Survey.

2. Pennsylvania: Rural Valley Quadrangle, 1939 reprint

1903. United States. Geological Survey. This is a scanned historical map of the Rural Valley Quadrangle in Pennsylvania shown at a scale of 1:62,500. This map was created by the US Geolog... US Geological Survey.

3. Pennsylvania: (Venango County) Franklin Quadrangle.

1911. United States. Geological Survey. This is a scanned historical map of the Franklin Quadrangle in Pennsylvania shown at a scale of 1:62,500. This map was created by the US Geological... US Geological Survey.

4. Pennsylvania: Zelienople Quadrangle, 1944 reprint

1910. United States. Geological Survey. This is a scanned historical map of the Zelienople Quadrangle in Pennsylvania shown at a scale of 1:62,500. This map was created by the US Geologic... US Geological Survey.