Sanborn, George M. (1992). A Chronicle of the Boston Transit System. Massachusetts Bay Transportation Authority. Archived from the original on August 18, 2015. Retrieved October 28, 2019 – via Massachusetts Institute of Technology.
newspapers.com
"Many Improvements". Boston Globe. June 15, 1900. p. 11 – via Newspapers.com.
"Off Hancock Street". Historic and Architectural Survey Quincy, Massachusetts. Thomas Crane Public Library, Quincy, Mass. 1986. p. 77. Retrieved October 2, 2007.
Sanborn, George M. (1992). A Chronicle of the Boston Transit System. Massachusetts Bay Transportation Authority. Archived from the original on August 18, 2015. Retrieved October 28, 2019 – via Massachusetts Institute of Technology.