Grade crossing elimination project, retaining wall and forms north of Saratoga Street, East Boston, Boston, Mass., 10208-B Grade crossing elimination project, view showing flooding of water in cut north of Saratoga Street, East Boston, Boston, Mass., 10209-B Depressing of tracks through city for grade crossing elimination project, steam shovel at work south of Saratoga Street, East Boston, Boston, Mass., 10210-B Depressing of tracks through city for grade crossing elimination project, steam shovel at work south of Saratoga Street, East Boston, Boston, Mass., 10211-B Depressing of tracks through city for grade crossing elimination project, steam shovel at work south of Saratoga Street, East Boston, Boston, Mass., 10212-B Construction of Prescott Street bridge abutments, looking south, East Boston, Boston, Mass., 10213-B Construction of Prescott Street Bridge abutments, looking south, East Boston, Mass., 10214-B Construction of Prescott Street Bridge abutments, looking south, East Boston, Mass., 10215-B Construction of Prescott Street Bridge, west abutments, looking northwest, East Boston, Mass., 10216-B Prescott Street Bridge, east abutment, looking northeast showing method of bracing copings, East Boston, Boston, Mass., 10217-B Prescott Street Bridge, east abutment, looking north, East Boston, Boston, Mass., 10218-B Storage Basin, outlet drain, looking south, East Boston, Boston, Mass., 10219-B Storage basin, showing method of bracing, looking north near center of basin, East Boston, Boston, Mass., 10220-B Storage basin and outlet drain, looking northeast from center of basin, East Boston, Boston, Mass., 10221-B Grade crossing elimination project, Bennington Street, looking northeast, East Boston, Boston, Mass., 10222-B Curtis Street, looking north to Standard Oil Tracks, showing tank cars, East Boston, Boston, Mass., 10223-B 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 Construction of new Union Station, Worcester, Mass., 10040-B Old railroad station clock tower, taken from roof showing view of city, Worcester, Mass., 10041-B American Express Building at Grafton Street arch, exterior, Worcester, Mass., 10042-B Old Union Station, clock tower, Worcester, Mass., 10043-B Rear view of new station during construction, Worcester, Mass., 10044-B Old Union Station, porte cochere showing sign indicating final closing and farewell, late model automobile in foreground, Worcester, Mass., 10045-B Old Union Station, south side, showing dismantling of train shed and raising tracks over streets, Worcester, Mass., 10046-B Construction of new Union Station, front elevation looking west from old station roof, Worcester, Mass., 10047-B Construction of new Union Station, front elevation looking west from old station roof, Worcester, Mass., 10048-B Construction of new Union Station, looking down into unfinished area for concourses, view to west, Worcester, Mass., 10049-B Construction of new Union Station, west side looking east, showing steel work for elevated tracks and platform canopies, Worcester, Mass., 10050-B Construction of new Union Station, west side looking east, Worcester, Mass., 10051-B Construction of new Union Station, west side, looking east, old station in background, Worcester, Mass., 10052-B Construction of new Union Station showing west side and elevated tracks for Boston and Maine Railroad and New Haven Railroad trains, Worcester, Mass., 10053-B West side of new Union Station, looking east, showing start of elevation of tracks and building of bridges over streets, Worcester, Mass., 10054-B Construction of new Union Station, front elevation looking west from roof of old station, Worcester, Mass., 10055-B Construction of new Union Station, front elevation looking west from roof of old station, Worcester, Mass., 10056-B