Ash St. near Oak St. tearing down Hotel Tivoli Ash St. looking s. from top of Hotel Mieusset Tearing down Hotel Tivoli Ash St. south appproach South approach Washington St. tunnel Cellar, between Pine St. and Broadway Progress tearing down Hotel Mieusset South approach Washington st. Tunnel near Hotel Tivoli South incline Washington St. North side, Oak and Washington St. South approach, Washington St. Tunnel progress view, Tivoli Hotel Floor and beams, corner at Ash and Oak Sts. approach to Washington Tunnel South approach Washingotn St. tunnel Washington St. Tunnel Washington St. Tunnel Progress - Washington St. Tunnel Washington St. Tunnel Washington St. Tunnel, Milk St. entrance Dudley St. Station w. loop progress Dudley St. Station w. loop Dudley St. Station Dudley St. Station, e. loop Dudley St. Station Dudley St. Station Dudley St. Station, w. loop Dudley St. Station, w. loop Dudley St. Station, w. loop Dudley St. Station, progress on roof w. loop Dudley St. Station Dudley St. Station progress motormen's lobby Dudley St. Station Dudley St. Station e. side foundations of Motoman's lobby Dudley St. Station e. loop Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station Dudley St. Station, progress s. bridge Dudley St. Station, foundations e. loop Dudley St. Station Dudley St. Station bridge Dudley St. Station progress on w. loop Roxbury, Dudley St. Station, alterations, west loop Dudley St. Station Dudley St. Station, alterations under w. incline