Concrete beam Concrete beam Passageway Travers St. from Switch Tower View of passageway form Switch Tower Bridge under tracks sec.5 subway, westerly Shawmut Ave. track Four track subway Building over stairways, Haymarket Square, Boston, Mass. Scollay Square, looking up Tremont Street, Boston, Mass. Looking southerly at sec.11 Making borings in Boston Harbor Buildings west side Lewis St. corner of Webster St. Lewis St. at southerly end sec.A EBT looking north EBT surrface of Lewis St. East Boston at Webster St. Maverick Sq. East Boston looking west Maverick Sq. East Boston showing area fenced in by BTC exp. sect. EBT Crack in building of west side Lewis St. south of Webster St. E.B. Buildings at east side of Maverick Sq. E.B. nos. 11 to 19 Buildings at east side of Maverick Sq. corner Sumner St., E.B. Surface of Lewis St. north of Webster St., E.B. Surface of Lewis St. southerly end of sec.AE.B. West side Lewis St. #15 to #19 Lewis St. E.B. from S.E. corner of Webster St. Building east side Lewis St., east Boston corner of Sumner St. Building south east corner of Lewis and Webster Sts. Building east side of Lewis St. East Boston corner of Sumner St. Building east side of Lewis St. corner of Sumner St.- East Boston Beginning of work on sec.A EBT 2P.M., Lewis St. near Webster St., looking north Beginning of work on sec.A, EBT Lewis St. at Webster St, 2:00pm Sec. A looking south from Webster St. Sec.A, EBT, looking south from Webster St. Sec.A, EBT, looking north below Webster St. Looking north from below Webster St. Sec.A, EBT, looking north in Maverick Sq. Excavating for incline sec.A, EBT Bracing at southerly end of sec.A, EBT Bottom of trench at southerly end of sec.A EBT, west side Bottom of trench at southerly end of sec.A EBT, east side Bracing at southerly end of sec.A, EBT Underpinning buildings on west side of Tremont St. Girder #57 on sec.2, looking northwest Machinery on sec.2, looking west Underpinning buildings on eastern side of Tremont St. Sec.4, part of arch and tie rods 280-284 Tremont St. Looking southerly on sec.3 from near Park St. Underpinning buildings on west side of Tremont St. Underpinning Hotel Holyoke on Tremont St. looking northerly in trench Underpinning building #285 Tremont St., looking northerly in trench Curb on easterly side of Tremont St., sec.4, from Hollis St., north Crack in building 264 Tremont St.