1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Date July 1936 Appr...
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1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Date July 1936 Appr...
1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Date July 1936 Appr...
1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Date July 1936 Appr...
1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by J. W. Moses Date August 1936 Ap...
1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. J. W. Moses Date August 1936 Approved Al...
1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by J. W. Moses Date August 1936 Ap...
1936. Project: ST-70 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by J.W. Moses Date September 1936 ...
1936. Project: ST-70 Scale: 1:2400 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by J.W. Moses Date October 1936 Ap...
1936. Project: ST-70 Scale: 1:240 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Date July 1936 Appro...
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