Underpinning buildings on west side of Tremont St. looking north, sec.4 Curb on westerly side of Tremont St., Sec. 4 from #277, looking north Tremont St. looking southerly, sec.4 Time 7:00 A.M. Tremont St. looking west, sec.4, time 5:47 am Boylston Street, two track subway Tremont St. four track subway Boylston Street, two track subway Part of the fence by the King's Chapel, Tremont Street, Boston, Mass., April 15, 1896 Part of the fence by the King's Chapel, Tremont Street, Boston, Mass., April 15, 1896 Concreting on sec.3 looking southerly Concreting on sec.3 looking northerly Work on sec.2, looking southeast Looking northerly on sec.4, Tremont St. from Eliot St. Excavating on sec. 2 under Tremont Street at corner of Boylston Street Water pipe conduit looking west, showing bend in 40" pipe Four track subway, Tremont St., looking south Showing condition of eastern bank on sec.3 1/2 four track subway End of sec.1 on Tremont St. mall, looking northerly Shaft in front of Mass. Historical Building on Tremont St. looking N., sec.6 Construction site with workers standing on framing and steam-powered derricks Team under machine, sec.4 Public Garden fence, Boylston Street Public Garden fence, Boylston St. Public Garden fence Tremont and Shawmut Ave. Public Conveinence Station Boston Common 6" gas pipe offset from east side of Washington St. + Haymarket Sq. Sec.3(?) Scollay Sq. station looking northerly Stairway covering Adams Square subway station exit, Washington Street, Boston, Mass. Adams Square subway station exit stairway covering, Washington Street, Boston, Mass. Adams Sq. (green line) Stairway covering Adams Square subway station exit, Washington Street, Boston, Mass. Adams Square subway station exit stairway covering, Washington Street, Boston, Mass. Shelter over stairway, Adams Square, Boston, Mass. Engineers on Tremont St. mall Corner of Park St. and Tremont St. Looking into tunnel with a brick wall on the left Trench and incline wall looking towards Charles St. Portal of subway in Public Garden, Boston, Mass. Corner of Boylston and Tremont Streets, Boston, Mass., September 8, 1895 Iron-work on Tremont St. mall of Common, looking north Looking north on Tremont St. mall of Common, sec.1 Looking east on Boylston Street mall of Common Tremont Street mall opposite #156 Tremont Street, Boston, Mass. Tremont St. mall of Common looking North showing iron-work + iron braces Looking west on Tremont St. mall of Common showing bracing Sec.1 - waterproofing Boylston Street mall near Charles Street