APA (7th ed.) Citation

United States. Army. Department of the Platte. (1881). [Cavalry helmets for mounted staff officers]. The Department.

Chicago Style (17th ed.) Citation

United States. Army. Department of the Platte. [Cavalry Helmets for Mounted Staff Officers]. [Washington]: The Department, 1881.

MLA (9th ed.) Citation

United States. Army. Department of the Platte. [Cavalry Helmets for Mounted Staff Officers]. The Department, 1881.

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