Cite

Eastern Ontario and Western New York Power Districts. The Ontario Power Company of Niagara Falls and the Niagara Lockport & Ontario Power Co.

MLA

Eastern Ontario and Western New York Power Districts. The Ontario Power Company of Niagara Falls and the Niagara Lockport & Ontario Power Co. The J.N. Matthews Co., 1906. https://collections.library.yale.edu/catalog/15827422.

APA, 6th edition

Eastern Ontario and Western New York Power Districts. The Ontario Power Company of Niagara Falls and the Niagara Lockport & Ontario Power Co. (1906). [Maps]. The J.N. Matthews Co., https://collections.library.yale.edu/catalog/15827422.