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ALLEY CREEK - 1897 USGS MAP WATERSHED STUDY AREA ALLEY POND ENVIRONMENTAL CENTER ALLEY POND ENVIRONMENTAL CENTER ALLEY POND ENVIRONMENTAL CENTER United States Geological Survey United States Geological Survey United States Geological Survey

1897 United States Geological Survey Map

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This is a map showing the hydrology and drainage topography of Alley Creek prior to the construction of major freeways in the 1940's.

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ALLEY CREEK - 1897 USGS MAPWATERSHED STUDY AREA

ALLEY POND ENVIRONMENTAL

CENTER

ALLEY POND ENVIRONMENTAL

CENTER

ALLEY POND ENVIRONMENTAL

CENTER

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