Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings and displays contour using hachure marks. Office of the secretary -- Report No. 100. Map includes Georgia Strait, Haro Strait, Plumper Sound, and Sanich Channel. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map includes Georgia Strait, Bellingham Bay, and Rosario Strait. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map includes Strait of Juan de Fuca. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map includes Admiralty Inlet. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map includes Strait of Juan de Fuca. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg. Map includes Bathymetry/soundings. Office of the secretary -- Report No. 100. Map includes Strait of Juan de Fuca. Map scale: 1:100000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg, 1913. Office of the secretary -- Report No. 100. Map includes Bathymetry/soundings. Map showing location and extent of Kelp Groves, Alaska south coast, Kodiak and Afognak Islands. Map scale: 1:200000
Fertilizer Investigations. Frank K. Cameron, in charge. Mapped by George B. Rigg, 1913. Office of the secretary -- Report No. 100. Map includes Bathymetry/soundings. Map showing location and extent of Kelp Groves, Alaska south coast, Resurrection Bay to Cook Inlet and inset Kuiukta Bay to Unga Island, Alaska Peninsula. Map scale: 1:200000