G.M. Hopkins & Co. "Map of the cities of Boston, Cambridge, Somerville and Chelsea, and the town of Brookline with parts of Newton, Malden and Everett." Map. Philadelphia: G.M. Hopkins & Co., 1874. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:cj82kp336 (accessed April 25, 2024).