21641. Riparian & stream survey
1935. Project: S-F2-198 Scale: 1:1200 Connects to sheets: 14, 16 Image is from a copy of the original on Mylar. Drawn by N. A. Houser Nov 1935.
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21642. Riparian & stream survey
1935. Project: S-F2-198 Scale: 1:1200 Connects to sheets: 15, 17 Image is from a copy of the original on Mylar. Drawn by N. A. Houser Nov 1935.
21643. Riparian & stream survey
1935. Project: S-F2-198 Scale: 1:1200 Connects to sheets: 17, 19 Image is from a copy of the original on Mylar. Drawn by N. A. Houser 6/12/35.
21644. Riparian & stream survey
1935. Project: S-F2-198 Scale: 1:1200 Connects to sheets: 18, 20 Image is from a copy of the original on Mylar. Drawn by N. A. Houser 6/18/35.
21645. Riparian & stream survey
1935. Project: S-F2-198 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Drawn June 1935 ...
21646. Riparian & stream survey
1936. Project: S-F2-198 Scale: Horizontal 1:1200, Vertical 1:36 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E....
21647. Riparian & stream survey
1935. Project: S-F2-198 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Drawn date 3-8-3...
21648. Riparian & stream survey
1935. Project: S-F2-198 Scale: Horizontal 1:1200, Vertical 1:48 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by H....
21649. Riparian & stream survey
1935. Project: S-12-198 Scale: 1:1200 Drainage basin: Delaware River Image is from a copy of the original on Mylar. Drawn by E.S. Becker Drawn date April...
21650. Riparian & stream survey
1936. Project: S-F2-198 Scale: Horizontal 1:1200, Vertical 1:48 Drainage Basin: Delaware River Image is from a copy of the original on Mylar. Drawn by H....