Boylston Street looking west from near Hotel Lenox, sec. 3, Boston, Mass., August 6, 1912 Sec.3, Boylston St. looking west from 729 Boylston St. Excavating sec.3 looking east from 755 Boylston St. Sec.3, looking east Sec.3, Boylston Street looking east from near Hereford Street, Boston, Mass. East side of Dartmouth Street, near corner of Boylston Street, Boston, Mass., August 6, 1912 Sec.1, sta.11+20 looking up showing bracing, etc. Sec.1, sta.11+20 waterproofing the back wall Sec.1, sta.11 waterproofing the invert Looking east in sec.1 in front of Hotel Somerset, sta.11 Looking east in sec.1, sta.11 showing forms for sidewalls in place Sec.3, arch and stop-plank manhole, sta.37+05 Part of Old South Church, Dartmouth Street, Boston, Mass., August 27, 1912 Arch reinforcement before connecting opp. Gloucester St. Arch reinforcement sec.3 opp Gloucester St. Sec.1 in the Fens looking easterly Sec.1, looking easterly on Newbury St. from Charlesgate east Looking easterly along Newbury St. from Charlesgate east Concrete mixing at Nawn's Yard Concrete mixing at Nawn's Yard Sec.2, looking n.e. from Boylston St. Sec.1, sta.10 piles under Stony Brook Conduit Sec.1, sta.10 piles under Stony Brook Conduit Excavating sec.2, looking west Sec.2, retaining wall north side of Boylston St. Sec.1, sta.10+30 showing bent steel sheet pile Excavating under Stony Brook conduit sec.1, sta.10 looking easterly Excavating under Stony Brook conduit sec.1, sta.10 looking easterly Sec.1, looking across the Fens from Charlesgate West Sec.1, looking easterly across the Fens Sec.2 in City Yard, looking easterly Cab Co. building corner Mass. Ave. and Newbury St. Cab Co. building, Mass. Ave. looking northeasterly Cab Co. building from Boylston St. bridge Birds-eye view of Cab Co. building looking northwest Sec. 3, Boylston St. looking east from Exeter Street, Boston, Mass., October 4, 1912 Buildings 553-541 Boylston St. Invert reinforcement sec.2, sta.23+50 looking westerly Invert reinforcement sec.2, sta.23+50 looking westerly Sec.2, sta.25, looking easterly Concrete dam in ther Fens, sec.1, sta.9+25 Concrete dam in ther Fens, sec.1, sta.9 Sec.1 in the Fens, looking easterly Sec.1 in the Fens Sec.2 from Boylston St. looking northeastely Sec.2 looking in City Yard, looking northwesterly Sec.2 work under Police Station, looking southeasterly Sec.3, sta.29, showing centre wall construction Sec.3, sta.39, looking east showing the core Sec.2 in City Yard, looking westerly