1938. Project: 1782-0 Scale: 1:240 (horiz) 1:120 (vert); 1:2400 (horz) 1:48 (vert) Drainage Basin: Delaware River Image is from a copy of the original on...
1938. Project: 1782-0 Scale: 1:2400 Drainage Basin: Delaware River Connects to Sheet: 7 Image is from a copy of the original on Mylar. May 1938 Drawn by ...
1938. Project: 1782-0 Scale: Cross section scale 1:120 (vert) 1:120 (horz) Drainage Basin: Delaware River Image is from a copy of the original on Mylar. ...
1938. Project: 1782-0 Scale: 1:2400 Drainage Basin: Delaware River Connects to Sheet: 7 Image is from a copy of the original on Mylar. June 1938 Drawn by...
1938. Project: 1782-0 Scale: 1:2400 Drainage Basin: Delaware River Connects to Sheet: 9 Image is from a copy of the original on Mylar. July 1938 Drawn by...