Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

pl23_map00246.jpg

Image

Download ( 3.63 MB )

Permalink

https://www.noaa.gov/media/digital-library-photo/pl23map00246jpg

Description

Central portion of San Francisco to Pt. Descanso Bathymetric Chart. This wasthe very first bathymetric map produced solely from acoustic soundings.

Collection

Voyage to Inner Space