U.S. Coast Survey A.D. Bache Supdt.; Preliminary Survey of Harbors on the Western Coast of The United States Egypt The chart was one of

The chart was one of two general charts of North America in Dudley’s sea atlas

This is a thick-paper

This inset locates Po: di S: Diego

The incredible detail of this chart

U.S. Coast Survey A.D. Bache Supdt.; Preliminary Survey of Harbors on the Western Coast of The United States Egypt The chart was one ofDetailed charts of 3 California harbors and 1 Oregon Territory harbor on one sheet. Shelter Cove, Harbor of Mendocino City, Crescent City Harbor, and Port Orford or Ewing Harbor of Oregon Territory. Each chart has detailed depth soundings, wash rocks, submerged rocky shoreline features, other dangers, coastal vegetation and topographic features depicted. Notes for the marinere on each harbor are given. Harbor of Mendocino City shows the city, a