Curtis Street, looking north to Standard Oil tracks, showing tank cars, East Boston, Boston, Mass., 10224-B Grade crossing elimination project, Prescott Street Bridge, east abutment, looking north, East Boston, Boston, Mass., 10225-B Storage basin, drain at north end, looking north, East Boston, Boston, Mass., 10226-B Storage basin, outlet drain looking east, driving sheathing for copper dam, East Boston, Boston, Mass., 10227-B Storage basin, bottom of basin looking northeast, south of center of basin, East Boston, Mass., 10228-B Storage basin, showing flood gates and bottom construction, looking north, East Boston, Boston, Mass., 10229-B Storage basin and outlet drain, showing west end of drain looking east, East Boston, Boston, Mass., 10230-B Storage basin and outlet drain, view of drain looking east, East Boston, Boston, Mass., 10231-B Storage basin, outlet drain, looking east into opening of outlet drain, East Boston, Boston, Mass., 10232-B Storage basin, outlet drain, looking north, East Boston, Mass., 10233-B Storage basin, looking north at extreme north end showing method of using expanded metal on basin roof, East Boston, Boston, Mass., 10234-B Storage basin and outlet drain, looking south, East Boston, Boston, Mass., 10235-B Storage basin, flushing gate, East Boston, Boston, Mass., 10236-B Storage basin, flushing gate, East Boston, Boston, Mass., 10237-B Storage basin, flushing gate, East Boston, Boston, Mass., 10238-B Grade crossing elimination project, sheathing and bracing at Bennington Street, looking north west, East Boston, Boston, Mass., 10239-B Smith concrete mixer at Prescott Street Bridge construction, East Boston, Boston, Mass., 10240-B Grade crossing elimination project, east abutment for Prescott Street bridge, looking northeast, East Boston, Boston, Mass., 10241-B Outlet drain for storage basin, looking west, showing construction of drain, East Boston, Boston, Mass., 10242-B Storage basin, looking northeast, from south of center of basin, showing bracing, East Boston, Boston, Mass., 10243-B Storage basin, looking north from near outlet of city overflow and sewer, East Boston, Boston, Mass., 10244-B Storage basin, looking north from near gate chamber, East Boston, Boston, Mass., 10245-B Storage basin, looking east from near gate chamber, East Boston, Boston, Mass., 10246-B Storage basin and outlet drain, looking east, East Boston, Boston, Mass., 10247-B Storage basin showing conveyors and hoists, looking northwest from southeast end of barn, East Boston, Boston, Mass., 10248-B Grade crossing elimination project, Prescott Street Bridge abutments, looking south, East Boston, Boston, Mass., 10249-B Prescott Street bridge abutments, looking south, grade crossing elimination project, East Boston, Boston, Mass., 10250-B Prescott Street bridge, construction, west abutment looking south, East Boston, Boston, Mass., 10251-B Prescott Street Bridge abutment, east, looking north, showing 30" drain and sheathing, East Boston, Boston, Mass., 10252-B South of Prescott Street, manhole and catch basin, East Boston, Boston, Mass., 10253-B Claflin's Coal Pocket, city buildings to left, East Boston, Boston, Mass., 10254-B At Porter Street looking northeast from present railroad tracks, East Boston, Boston, Mass., 10255-B View in cut at Saratoga Street, looking north, grade crossing elimination and lowering tracks through city, East Boston, Boston, Mass., 10256-B Grade crossing elimination project, showing railroad cars and steam shovel, East Boston, Boston, Mass., 10257-B Porter Street, looking southeast, showing railroad signals, East Boston, Boston, Mass., 10259-B Ends of retaining wall and drain north of storage basin, looking west, East Boston, Boston, Mass., 10260-B Storage basin, north end, looking northwest and showing city drain, East Boston, Mass., 10261-B Storage basin, north end looking north from bottom of basin, showing city drain across basin, East Boston, Boston, Mass., 10262-B Sewer construction at Porter Street, looking west, East Boston, Boston, Mass., 10263-B Sewer construction into harbor at Porter Street, looking east, East Boston, Boston, Mass., 10264-B Outlet drain to storage basin, east end of outlet drain, looking northeast, East Boston, Boston, Mass., 10265-B Prescott Street abutments, looking north, construction of yard at piers, East Boston, Boston, Mass., 10266-B Prescott Street east abutment looking south, construction of yard near piers, East Boston, Boston, Mass., 10267-B Prescott Street, 30" drain rear of east abutment looking north, building yard near piers, East Boston, Boston, Mass., 10268-B Prescott Street footbridge, looking north, building yard near piers, East Boston, Boston, Mass., 10269-B East wall north of Saratoga Street, showing cement mixer, locomotive and railroad cars, East Boston, Boston, Mass., 10270-B Trench north of Saratoga Street, looking south, East Boston, Boston, Mass., 10271-B B&A Pier, second floor trusses of warehouse #1, taken before fire of 1908, East Boston, Mass., 9869-B Grade crossing elimination project, Bennington Street sheathing and bracing, looking northeast, East Boston, Mass., 9870-B Clyde Street pier, East Boston, Mass., 9871-B