(WASHINGTON) [Anon.] Sketch of Country North of Spokane Wash. Helena Mont. Colored inks on oil cloth, 28 x 33". (Map 40)
MLA
Company, Northern Pacific Railway. (WASHINGTON) [Anon.] Sketch of Country North of Spokane Wash. Helena Mont. Colored Inks on Oil Cloth, 28 x 33". (Map 40). 1891. https://collections.library.yale.edu/catalog/2016957.
APA, 6th edition
Company, N. P. R. (1891). (WASHINGTON) [Anon.] Sketch of Country North of Spokane Wash. Helena Mont. Colored inks on oil cloth, 28 x 33". (Map 40). https://collections.library.yale.edu/catalog/2016957.
