APA (7th ed.) Citation

United States. Army. Signal Corps. (1880). [Barometer calibrations following changing of Signal Office station office locations]. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps. [Barometer Calibrations Following Changing of Signal Office Station Office Locations]. [Washington]: [publisher not identified], 1880.

MLA (9th ed.) Citation

United States. Army. Signal Corps. [Barometer Calibrations Following Changing of Signal Office Station Office Locations]. [publisher not identified], 1880.