APA (7th ed.) Citation

United States. Army. Signal Corps. (1874). [Parry Sound, Canada designation when filing Signal Office error-sheet form]. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps. [Parry Sound, Canada Designation When Filing Signal Office Error-sheet Form]. [Washington]: [publisher not identified], 1874.

MLA (9th ed.) Citation

United States. Army. Signal Corps. [Parry Sound, Canada Designation When Filing Signal Office Error-sheet Form]. [publisher not identified], 1874.