Typical low-level dams in the Schuylkill River basin. Montgomery County, Pennsylvania. circa. 1984.
Dates
Date Taken
1984
Summary
Album caption: Typical low-level dams in the Schuylkill River basin. B, Norristown Dam at Norristown. Montgomery County, Pennsylvania. circa. 1984. Published as figure 4-B in U. S. Geological Survey. Water-supply paper 2256-B. 1985.
Summary
Album caption: Typical low-level dams in the Schuylkill River basin. B, Norristown Dam at Norristown. Montgomery County, Pennsylvania. circa. 1984.
Published as figure 4-B in U. S. Geological Survey. Water-supply paper 2256-B. 1985.
Available in the U.S. Geological Survey Denver Library Photographic Collection, Yorke, Thomas H Collection
Rights
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