Excavating machine on State St. at Board of Trade Building Runway for cars, sec.C Pipes in front of #74 State St. Clothes room in Power House, sec.C Looking easterly in sec.C, EBT showing air locks Looking easterly in sec.C showing upper air lock Looking towards shaft in sec.C, EBT Underpinning Old State House looking northerly Part of Court St. side of Sears Building Part of Court St. side of Sears Building Court St. side of Sears Building Court St. side of Sears Building Court St. side of Sears Building Court St. side of Sears Building Court St. side of Sears Building South side of Old State House, Boston, Mass., March 5, 1903 Part of south side of Old State House, Boston, Mass., March 5, 1903 Looking westerly in sec.C, EBT towards shaft Looking westerly towards upper air lock in sec.C, EBT Building no.12, Long Wharf Cracks in southeast corner Custom House Block Sec.C, EBT, looking easterly showing air locks on lower platform Looking towards shaft sec.C, EBT, lower platform Concrete wall under south side of Old State House Work on south side of Old State House, Boston, Mass., March 19, 1903 Concrete wall south side of Old State House, Boston, Mass., March 19, 1903 Foundation north wall and sidewall south side of Old State House, Boston, Mass., March 19, 1903 Work on south side Old State House, Boston, Mass., March 19, 1903 State St. looking east from Old State House Looking east from Old State House Looking easterly from Old State House View of plant on State Street at Custom House, looking easterly, Boston, Mass. View of Power House etc. from south side Corrugated rods north side Old State House, Boston, Mass., March 20, 1903 Work on Old State House Station, sec.E.,E.B.T., Boston, Mass., March 20, 1903 Looking easterly in sec.C, EBT, inside of portion under compressed air upper platform Looking easterly in sec.C, EBT lower platform Portion of sec.C, EBT, under air pressure looking westerly lower platform Showing disturbance of water by air from sec.B,EBT Water at So. Ferry Building bubbling a/c air from sec.B, EBT Supporting part of Custom House Block, Long Wharf Easterly end of Custom House Block, Long Wharf Pipes and conduits sec.D, EBT north side of State St. at no.78 Maverick Sq. E. Boston looking northerly Looking easterly in Maverick Sq., E. Boston Showing mound over sec.A Bracing in shaft of sec.B State St. at Atlantic Ave., looking northerly Atlantic Ave. shaft sec.B, EBT, looking southerly Bracing in shaft at Atlantic Ave. sec.B, EBT, looking easterly Mass. Ave. Bridge
