4th District. Atlantic Coast of United States, list of buoys and other aids to navigation, Delaware Bay and River, including Philadelphia Harbor; corrected to Mar. 15, 1911.
Publication Title:
4th District. Atlantic Coast of United States, list of buoys and other aids to navigation, Delaware Bay and River, including Philadelphia Harbor; corrected to Mar. 15, 1911.
Display Title:
4th District. Atlantic Coast of United States, list of buoys and other aids to navigation, Delaware Bay and River, including Philadelphia Harbor; corrected to Mar. 15, 1911.
Corporate Agency Authors:
Lighthouses Bureau and Commerce and Labor Department