Cite

Horizon sketch from Tallac Peak, Cal. Occupied. Oct. 14, 1876 by Party No. 2, Cal. Section. Inst. No. 160. Wurdemann. Mountain Stations. Form 2. (Horizontal sketch.)

MLA

Horizon Sketch from Tallac Peak, Cal. Occupied. Oct. 14, 1876 by Party No. 2, Cal. Section. Inst. No. 160. Wurdemann. Mountain Stations. Form 2. (Horizontal Sketch.). 1873. https://collections.library.yale.edu/catalog/2015876.

APA, 6th edition

Horizon sketch from Tallac Peak, Cal. Occupied. Oct. 14, 1876 by Party No. 2, Cal. Section. Inst. No. 160. Wurdemann. Mountain Stations. Form 2. (Horizontal sketch.). (1873). [Lithographs, Planographic prints]. https://collections.library.yale.edu/catalog/2015876.