Sketch J Showing the Progress of the Survey on the Western Coast of the United States Sections X & XI From 1850 to 1854 Americas A very nice detailed chart

A very nice detailed chart of Gloucester Harbor

Original ebonized wood rollers included but separate from map

to the Smithsonian

This atlas cover page is highly desirable due to the depiction of California as an Island

Progress and Present State of the Canal Navigation'

Sketch J Showing the Progress of the Survey on the Western Coast of the United States Sections X & XI From 1850 to 1854 Americas A very nice detailed chartTriangulation chart showing the progress of the survey from Monterey Bay to the Bay of San Francsico and San Pablo Bay. There is a primary chart that shows many locations and stations along with survey sheet boundaries and dates. Inset triangulation and survey progess maps of San Diego, Columbia River, Strait of Rosario (San Juan Islands and Puget Sound), San Pedro, and the entire Western Coast are included on the sheet. Pregoress notes and other