Sketch J No. 2 Showing the Progress of the Survey on the Western Coast of The United States Sections X & XI From 1850 to 1855 Australia as well as wind

as well as wind

This map has two Triangulation progress survey charts on one sheet

Second volume is divided into 15 chapters

first published in October of 1949

This is a used chart but remains intact

Sketch J No. 2 Showing the Progress of the Survey on the Western Coast of The United States Sections X & XI From 1850 to 1855 Australia as well as windTriangulation chart showing the progress of the survey from Monterey Bay to the Bay of San Francsico, San Pablo Bay, and up to Tomales 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, and San Pedro are included on the sheet. Pregoress notes and other information are given as well. IMPORTANT NOTE: All of our United