City Sq. Station progress view Section of elevated line Column at s. end of Charlestown Bridge City Sq. Station progress view Columns at s. end of Charlestown Bridge City Sq. Station progress view City Sq. Station progress view City Sq. Station progress on stairways, Charlestown City Sq. progress photograph City Sq. Station, progress e. side City Sq. Station, progress on e. stairways City Sq. Station, progress on e. side City Sq. Station, progress on e. platform looking n. City Sq. Station, progress looking s. City Sq. Station, progress looking n. City Sq. Station, progress on easterly side, Charlestown City Sq. Station, progress on e. station City Sq. Station, progress view City Sq. Station, e. side City Sq. Station, progress view, Charlestown, Mass. City Sq. Station, progress view Buildings south side of Essex St., buildings east side Washington St., Boston, Mass., undated Hogan's Shoe Store, 9 Boylston St. Station entrance Lagrange St., Boston, Mass., December 1907 Washington St. side of Dep't Store Trust Building during construction Construction building for Department Store Trust Construction building for Department Store Trust from Essex St. looking North Looking northerly in sec.1 incline, B.T. & S Looking southerly in sec.1 incline, B.T. & S Building incline sec.1 incline,, B.T. & S Roof of incline sec.1, BT+S looking north Rod bending machine Rod bending machine Rod bending machine at stockyard Bending rods at stockyard Dirt hoppers over Harvard St. Beams supporting Osgood's Store Under Osgood's Furniture Store Beams supporting north side of Osgood's Store Underpinning south end of Sherburne Building Underpinning Doyle and O'Brien Saloon Beams under sidewalk n. side Harvard St. Dirt hoppers in Harvard St. Washington Street looking north from Kneeland Street, Boston, Mass. Sec.1 looking south under Bennet St. Showing supports under north wall Sherburne Building Underpinninng Sherburne Building Washington St. looking north from Kneeland St. Washington St. looking north from Kneeland St. Monitor on roof on incline sec.1, BT&S