the Boston Region - Volume 2. National Transportation Library. 1993-11-15 [2012-07-03]. (原始内容存档于2019-04-09). BostonElevatedRailway and Boston Department
1896年8月15日,波士顿架高铁路(英语:BostonElevatedRailway)(BERy)在新建成的联邦大道上铺设轨道,轨道从牛顿市一直铺设到栗山大道的克利夫兰环岛与比肯斯街线相连。除了从西端街道铁路(英语:West End Street Railway)继承来的水城线(英语:Green Line
Boston Region - Volume 2. National Transportation Library. 15 November 1993 [3 July 2012]. (原始内容存档于2019-04-09). BostonElevatedRailway and Boston Department