Swift's Livestock Express cattle car #60376, 10791-B Railroad boxcar #12911, 10790-B Gondola cars, Hudson, New York, 10792-B Penn. box car #102747 at Kneeland Street yard, detail of couplar, Boston, Mass., 10793-B Penn. box car #102747 at Kneeland Street yard, Boston, Mass., 10794-B Penn. box car #102747 at Kneeland Street yard, Boston, Mass., 10795-B N.Y.C. & H.R. railroad boxcar #96059, north side, east of station, Dalton, Mass., 10796-B Swift's Livestock Express cattle car #60716, 10797-B Railroad cars, 10595-B Bridge, 10596-B Excavation on the Highland Branch, Brookline, Mass., 10597-B Building of the Beacon Park Yard at Allston, foundations for coaling plant, Allston, Boston, Mass., 10598-B Bridge #195, repairs to abutment, East Chatham, Chatham, New York, 10599-B Elimination of grade crossing looking down, Westfield River, south, Russell, Mass., 10600-B Construction of Bridge #9 at Highland Branch, Brookline, Mass., 10601-B Bacon Street Bridge, northside during construction, New York, 10602-B Bacon Street Bridge, southside during construction, New York, 10603-B Lowering of tracks, south abutment of Washington Street bridge during construction, Natick, Mass., 10604-B Construction of Beacon Park Yard, Allston, Boston, Mass., 10605-B A sand screen used during construction of new line, east view, Westborough, Mass., 10606-B Cut through Holmes Hill in building new line of Boston and Albany Railroad around the city, east side, Westborough, Mass., 10607-B Hyde Brook Culvert construction under lowered tracks, Newton, Mass., 10608-B Beacon Park Yard, engine house roof under construction, Allston, Boston, Mass., 10609-B Beacon Park Yard, engine house roof under construction, Allston, Boston, Mass., 10610-B Construction of piers, East Boston, Boston, Mass., 10611-B Beacon Park Yard, construction of Salt Creek Culvert, Allston, Boston, Mass., 10613-B Detail of support for tracks at Brook Street, Faneuil during construction of bridge, Brighton, Boston, Mass., 10614-B Unidentified railroad cars and shell of building, 10615-B Unidentified conveyor with buckets, 10616-B Bridge #92, West Brimfield, Brimfield, Mass., 10617-B Bridge #92, West Brimfield, Brimfield, Mass., 10618-B Bridge #92, West Brimfield, Brimfield, Mass., 10619-B Bridge #92, West Brimfield, Brimfield, Mass., 10620-B Bridges, Roxbury, Mass., 10621-B Unidentified bridge abutment, 10622-B Bridge #157A, Hinsdale, Mass., 10623-B Bridge #161, Hinsdale, Mass., 10624-B Bridge #67, southwing east abutment, 10625-B Unidentified railroad bridge, 10626-B Bridge #138, west abutment, southwest corner, Middlefield, Mass., 10627-B Unidentified railroad bridge, 10628-B Culvert at station 10455+59, East Greenbush, New York, 10629-B Bridge #220, East Greenbush, New York, 10630-B Bridge #220, East Greenbush, New York, 10631-B Unidentified railroad bridge, showing workers, 10632-B South end of bridge #45, Westborough, Mass., 10633-B Masonry arch bridge of the Boston and Albany Railroad in the Berkshire Mountains, 10634-B Holliston Tunnel, Holliston, Mass., 10635-B Bridge #125 in Berkshire Mountains, Russell, Mass., 10636-B Bridge #92, West Brimfield, Brimfield, Mass., 10637-B