Sec.1, looking northerly across the Fens from R.R. bridge, Boston, Mass. Sec.1, Newbury St. friestedt steel sheet piling Sec.1, looking n.w. across the Fens from the Eastgate Across the Fens from Eastgate Boston Cab Co. building top floor, showing lean of Columns Boston Cab Co. building top floor, showing lean of south wall Boston Cab Co. building top floor, showing cracks in south wall Boston Cab Co. building top floor, showing cracks in south wall Boston Cab Co. building Massachusetts Ave. and Newbury St. Boston Cab Co. building Massachusetts Ave., south and west sides Boston Cab Co. building Massachusetts Ave., south and west sides Group portrait, engineers and inspectors, in front of the Dartmouth Street entrance of the Boston Public Public Library, Boston, Mass. Sec.2, constructing high-level alley, looking easterly Sec.2, constructing high-level alley, looking northerly Sec.1 Bellmouth just inside the portal Sec.1, interior of south bound looking easterly Sec.4, sta.16+50 covering center posts looking westerly Addition to Police Station Division 16 (showing ICA Building) Addition to Police Station from alley 444 Ames Ginty Shop looking west West sidewalk of Berkeley Street, corner of Boylston Street, Boston, Mass., April 9, 1914 Sec.1 interior sta.5 looking easterly in south tube Sec.5, arch at sta.77 and 50 Reinforcement in footing sec.2 Part of new Old South Church cracks at rose window Part of New Old South Church (telephoto) Constructing the invert, sta.76 Sec.1, incline south side from the east Ventilation chamber in the Fens, looking easterly Constructing ventilating chamber in the Fens Showing decay of old pile under retainng wall, Mass. Ave. sec.2 Showing decay of old pile under retaining wall, Mass. Ave. sec.2 Boylston Street,constructing the incline, looking westerly, sec. 5, Boston, Mass., June 13, 1914 Old subway wall Public Garden Ventilating chamber in the Fens Birds-eye view of sec.5 looking easterly, Boylston Street, Boston, Mass. New incline, sec.5 by Public Garden Sec.5 under portal looking westerly Construction sec.5 just inside the portal Detail of roof construction looking easterly Portal sec.1 Digging sec.5 removing old subway concrete Baulustrade at sec.5 incline Building balustrade on incline, sec.5 Fence at site of stairway from Boylston St. to Mass. Ave. Looking across Fens Trestle for temporary track Track... Site of stairway Boylston Street rod at 12.83 Copley Square from roof of Boston Public Library, Boston, Mass., July 29, 1914