Charles River Bridge Charles River Bridge Charles River Bridge, forms, etc. Charles River Bridge progress at pier #11-10 Charles River Bridge progression pier #13-10 Charles River Bridge progress on pier 12 Pier 501 North Station progress view Charles River Bridge, Prison Point Bridge Charles River Bridge, piers 11-12 etc. Charles River Bridge, Prison Point St. Charles River Bridge, Prison Point St. Charles River Bridge, piers 12-13, etc. Charles River Bridge construction view Charles River Bridge, girders at Prison Point St. Charles River Bridge, electric locomotive cars, etc. Charles River Bridge, concreting etc. Causeway Street, Portland to Lancaster Street, Boston, Mass., September 28, 1910 Causeway St. at North Station Doorsill of Falmouth House, Causeway Street, Boston, Mass. Brick sewer, 52 Causeway St. Foundation work of North Station Foundation work of North Station Charles River Bridge e. side Charles River Bridge e. side pier 11, etc. Charles River Bridge Prison Point St. Charles River Bridge masonry surfaces, stone and concrete Charles River Bridge span 4 centering Charles River Bridge span 8 Hammering arch ring Charles River Bridge span 5arch ring forms completed Charles River Bridge pier 12 surfaces of stone and concrete Foundations opposite cab stand North Station Causeway Street foundation at Fitchburg Station, Boston, Mass. Charles River Bridge progress on Prison Pt. Bridge Charles River Bridge Charles River Bridge progress view from lock tower Charles River Bridge from freight yard Charles River Bridge pouring the jack arches spen #6 Charles River Bridge concrete mixer elevator etc. Charles River Bridge Charles River Bridge Charles River Bridge pouring jack arches Charles River Bridge rods in jack arches Charles River Bridge Charles River Bridge forms for balustrade Charles River Bridge wire forms, etc. Charles River Bridge concrete forms Prison Point St. Charles River Bridge forms etc. Prison Point St. entrance Charles River Bridge suspended I beams etc. Charles River Bridge, balustrade forms, etc. Charles River Bridge, spandrel forms