1939. Project: 4511-0 Scale: 1:1200 Drainage Basin: Delaware Bay Connect to sheet 5, 7 Image is from a copy of the original on Mylar. 6/21/39 Drawn by M....
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1939. Project: 4511-0 Scale: 1:1200, horiz. 1:48 vert. 1:48 Drainage Basin: Delaware Bay Connect to sheet 6 Image is from a copy of the original on Mylar...
1939. Project: 4511-0 Scale: 1:1200_ Drainage Basin: Delaware Bay Image is from a copy of the original on Mylar. 6/21/39 Drawn by M.R. Topography & sound...
1939. Project: 4511-0 Scale: 1:1200 Drainage Basin: Delaware Bay Connect to sheet 2,4 Image is from a copy of the original on Mylar. 6/21/39 Drawn by M.R...
1939. Project: 4511-0 Scale: 1:1200 Drainage Basin: Delaware Bay Connects to sheet 3 and 5 Image is from a copy of the original on Mylar. 6/21/39 Drawn b...
1939. Project: 4511-0 Scale: 1:1200 Drainage Basin: Delaware Bay Connect to sheet 4 & 6 Image is from a copy of the original on Mylar. 6/21/39 Drawn by M...