APA (7th ed.) Citation

United States Naval Observatory. (1861). Barometer at sea. [publisher not identified].

Chicago Style (17th ed.) Citation

United States Naval Observatory. Barometer at Sea. Washington, D.C.: [publisher not identified], 1861.

MLA (9th ed.) Citation

United States Naval Observatory. Barometer at Sea. [publisher not identified], 1861.

Warning: These citations may not always be 100% accurate.