8vo (264 x 176 mm). 32 wood-engraved plates (3 folding); 262pp. Original black cloth, gilt-lettered on cover and spine (some wear to joints and spine ends, some minor staining, corners bumped). Provenance: S. W. Bill (signature in pencil on flyleaf).

Third edition of Davidson's important West Coast sailing guide, preceded by earlier appearances as appendices to various U. S. Coast Survey annual reports. From 1850 through 1857, Davidson headed a team tasked with providing an accurate survey of the Pacific Coast. His survey was first published in 1853 as the Directory for the Pacific Coast of the United States.