1939. Scale: 1:1200 Image is from a copy of the original on Mylar.
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1938. Project: 1782-0 Scale: 1:6000 Drainage Basin: Delaware River Connects to Sheet: 2 Image is from a copy of the original on Mylar. Sept. 1938 Drawn b...
1938. Project: 1782-0 Scale: 1:12000 Drainage Basin: Delaware River Connects to Sheet: 1 Image is from a copy of the original on Mylar. Sept. 1938 Drawn ...
1937. Project: 1782-0 Scale: 1:1200 Drainage Basin: Delaware River Connects to Sheet: 4 Image is from a copy of the original on Mylar. Oct. 1937 Drawn by...
1937. Project: 1782-0 Scale: 1:6000 Drainage Basin: Delaware River Connects to Sheets: 3, 5, and 15 Image is from a copy of the original on Mylar. Oct. 1...
1937. Project: 1782-0 Scale: 1:1200 Drainage Basin: Delaware River Connects to Sheet: 4 and 6 Image is from a copy of the original on Mylar. Nov. 1937 Dr...
1937. Project: 1782-0 Scale: 1:6000 Drainage Basin: Delaware River Connects to Sheet: 5, 7, 17, and 19 Image is from a copy of the original on Mylar. Nov...
1937. Project: 1782-0 Scale: 1:2400 Drainage Basin: Delaware River Connects to Sheet: 6, 8, 20, 21, 24, and 26 Image is from a copy of the original on My...
1937. Project: 1782-0 Scale: 1:2400 Drainage Basin: Delaware River Connects to Sheet: 7 and 9 Image is from a copy of the original on Mylar. Dec. 1937 Dr...
1937. Project: 1782-0 Scale: 1:2400 Drainage Basin: Delaware River Connects to Sheet: 8, 10, 27, 28, and 29 Image is from a copy of the original on Mylar...