Relief shown by hachures and form lines. Depths shown by soundings. Inset: Hunter Cove, Oregon. "No. 5923." "Plate No. 2178.". The Survey.
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Relief shown by hachures and form lines. Depths shown by soundings. "Triangulation ... [and] topography by J.J. Gilbert ... ; hydrography by Lieut.... The Survey.
Rockwell, Cleveland, 1837-1907. Relief shown by hachures, form lines, and spot heights. Depths shown by soundings and isolines. "The triangulation, topography, and hydrography wer... The Survey.
surveyed by L.A. Sengteller, Assistant, in 1883. Relief shown by hachures, form lines, and spot heights. Depths shown by soundings and isolines. Or... The Survey.
triangulation, topography and hydrography by J. Kincheloe. Relief shown by hachures. Depths shown by soundings. "The soundings on the bar and in th... The Survey.