W. side of Ash St. just n. of Nassau St. S. side of Broadway, just e. of Washington St. E. side of Washington St. just s. of Oak St. Ash St. opposite Nassau St. W. side of Oak Place Looking down southerly portal of Washington St. Tunnel Looking n. from Hotel Tivoli Looking n. from top of Hotel Tivoli Hotel Norwood progress Looking easterly down Oak Street from near Washington Street, Boston, Mass. Oak St. looking easterly relaying sewer Washington St. northerly from Castle St. Rebuilding steps etc. e. side of Ash St. near Oak St. Corner Oak and Ash Sts. new steps, grades changing, etc. Steelwork across Oak St. near Washington St. Looking westerly up Oak St., toward Washington Looking southerly on Ash St. toward Oak St. S. side of Oak s. e. of Oak Place Oak St. at Washington st. Oak St. at Oak Place S. side of Oak St. e. of Washington St. S. side of Oak St. e. of Washington St. Looking southerly from near Oak St. Looking northerly form Broadway N. side of Oak St. near Washington St. Noanet St. near Washington St. Pine St. near Washington St. Ash St. near on 850 Washingotn St. Entrance to tunnel under Beacon Hill at rear of #13-#15 Grove St. South side wall of tunnel across Grove Place looking south Tracks and hoppers on bridge over Phillips St. Tracks and hoppers on bridge over Phillips St. Intersection of Phillips and Grove St. looking east along Phillips St. View from under raised passage way Tunnel under Beacon Hill for Cambridge Connection sta.5+20, shield Beacon Hill tunnel upper deck near shield Beacon Hill tunnel lower deck towards shield Beacon Hill tunnel shield Beacon Hill tunnel upper deck Beacon Hill tunnel lower deck torards shield Inside a tunnel lit with electric light and group of men in the background Shield at sta.8+41 Steel centers and shield from upper deck 125-127 Tremont Street, Boston, Mass. 125-127 Tremont Street. Boston, Mass. Northeast corner Tremont and Winter Streets, 129 Tremont, Boston, Mass., August 6, 1910 No. 128 Tremont Street, Boston, Mass., August 6, 1910 No. 134 Tremont Street, Boston, Mass., August 6, 1910 Nos.131-134 Tremont Street, Boston, Mass., August 6, 1910 No.124 Tremont Street, Boston, Mass., August 9, 1910