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Report
Folder 1: 52 leaves-Report, Correspondence, Table of Contents, pages 1 – 49, photos and maps
Correspondence from H. R. Edwards, Hammon Engineering Company to W. P. Hammon, Yuba Consolidated Gold Fields (1 leaf)
Table of Contents (2 leaves)
Page 7 – photo – Panorama of dredging land
Page 8 – photo – Panorama showing Hammonton
Page 9 – photo – Dredge No. 14
Page 16 – photo – Scenes along Yuba river above dam site
Page 17 – photo – Scenes along Yuba river above dame site showing diminution of debris deposit
Page 27 – photo – Dam site
Page 41 – photo – Diversion cut
Page 43 – photo – Upper end of new channel in Dry Creek
Page 45 – photo – Views along Dry Creek
Page 47 – photo – Views of gravel storage dam and reservoir
Folder 2: 71 leaves-Report pages 50-120
Page 79 – Plate A – Map of California showing location of project
Page 80 – Plate B – General Plan of Project
Page 81 – Plate C – New Yuba River Channel
Page 82 – Plate D – Present Channel of Yuba River
Page 83 – Plate E – Reservoir and Dam Site
Page 84 – Plate F – Plan and Profile of Proposed Cut
Page 85 – Plate G – Plan of Dam and Spillway
Page 86 – Plate H – Details of Dam
Page 87 – Plate I – Log of Borings at Main Dam Site
Page 88 – Plate J – Proposed Yuba River Dam with Existing Rock Fill Dams
Page 89 – Plate K – Gravel Storage Dam on Dry Creek
Page 90 – Plate L – Layout of Power House
Page 91 – Plate M – Comparative Drainage Area and Runoff for California Streams
Page 92 – Plate N – Daily Discharge of Yuba River at “The Narrows”
Page 93 – Plate O – Proposed Dam and Hydraulic Developments Above It
Page 101 – photo – Panorama of Irrigable Lands
Page 104 – photo – Panorama of Irrigable Lands
Page 109 – photo – Views of Irrigable Lands
Page 110 – Plate P – Proposed Irrigation Canals and Area to be Served
Folder 3: 42 leaves-Report pages 121-163
Page 123 – photo – Scenes along proposed railroad
Page 142 – Plate Q – Map and Profile of Proposed Railroad from Marysville to Hammonton and Dam Site
Folder 4: 67 leaves-Report pages 164-230
Page 190 – photo – Views of dam site accompanying geologist’s report
Page 194 – photo – Views of dam site accompanying geologist’s report
Appendice A: The Debris Situation – p. 164-188
Appendice B: Geologist’s Report – p. 189-199
Appendice C: Hydraulic Development – p. 200-210
Appendice D: Description of Recent Rock-fill Dams – p. 211-217
Appendice E: Caminetti Act – p. 218-230
Folder 5: Black leather report cover (empty)