Sketch J No. 2 Showing the Progress of Survey of San Francisco Bay and Vicinity, Section X 1850 to 1852 Switzerland without the usual centrefold

without the usual centrefold

Prostat in the workshop of Joannes Walch

from a peak overlooking Madelin Creek

Pennsylvania

Eroded Earth Banks

Sketch J No. 2 Showing the Progress of Survey of San Francisco Bay and Vicinity, Section X 1850 to 1852 Switzerland without the usual centrefoldTriangulation chart of San Francisco Bay, California. Shows the progress of the survey work in this area by date annotated sections. Shows San Pablo Bay, the Entrance to San Francisco BaY (Golden Gate), California City, San Quentin, San Francisco, Presidio Hill and Lime Point Bluff, mountains and points used in the triangulations. Details the grid layout of San Francisco city. This edition has the title and date located tight to the bottom left. Other