Guide: Boston and Maine Railroad Freight Train Symbol Book No. 71, Effective April 24, 1960, Item 127564191336.01
Guide: Uncanoonuc Incline Railway and Hotel Company, Item 146851991266.01
Guide: "Two Hours from Boston" - The Uncanoonuc Hotel, Item 146851991266.02
Guide: Trolley Wayfinder, 1915 - Official Street Railway Guide of New England, Item 167738348493.01
Guide: Mt. Tom and Mt. Tom Railroad, Item 167738348493.02
Guide: Scenes along the routes Lowell and Suburban Street Railway Company, Item 277563139538
Guide: Trolley Trips through Southern New England, Item 297566906982
Guide: Manchester Guide, Volume VI, Number 64, April 1910, Item 406439812866