Building a large hydrographic signal.
Multiple colors for identification from offshore.
Party off of OCEANOGRAPHER
Image ID: theb2191, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Mid-Atlantic coast of the United States
Photo Date: 1935?
Credit: Family of Captain Robert A. Earle, C&GS
Category: Charting/Navigation/Visual Signals/Wooden/
• High Resolution Photo Available