1936. Project: 10-197 Scale: 1:1200 Connects to sheets: 104, 106 Image is from a copy of the original on Mylar. 9-2-36 approved.
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1936. Project: 10-197 Scale: 1:1200 Connects to sheets: 106, 108 Image is from a copy of the original on Mylar. Drawn by N. A. Houser 10-2-36 approved.
1936. Project: S-F2-198 Scale: 1:1200 Connects to sheets: 4 Image is from a copy of the original on Mylar. Drawn by N. A. Hauser.
1936. Project: S-F2-198 Scale: 1:1200 Connects to sheet: 11 Image is from a copy of the original on Mylar. Drawn by S. B. June 1936.
1936. Project: 10-197 Scale: 1:24,000 Image is from a copy of the original on Mylar. Drawn by N. Houser 1936.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheet: 39 Image is from a copy of the original on Mylar. Drawn by Jack Fellows 4/28/36 appr...
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 56, 59 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 16/15/36 a...
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 58, 61 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 6/24/36 ap...
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheet: 58 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 6/21/36 approved.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 59, 62, 63 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 6/18/3...