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_theb3427.jpg

Image

Download ( 673 KB )

Permalink

https://www.noaa.gov/media/digital-library-photo/pl23theb3427jpg

Description

Rear Admiral John A. Dahlgren.Served with Coast Survey in 1830's.Only naval officer to ever head triangulation partyRemained a lifelong friend of Ferdinand Hassler

Collection

NOAA People

Coast & Geodetic Survey

Keywords

Personnel

Single Portrait

John A. Dahlgren