Showing stack for sec.C, EBT Erecting smokestack for boilers sec.C, EBT Erecting smokestack for sec.C, EBT plant Stack for boilers for sec.C, EBT Erecting stack for plant for sec.C, EBT Derrick platform and Boiler House sec.C, EBT Concrete foundations for air compressors for sec.C, EBT Work on sec.C, EBT looking easterly from Boiler House Looking easterly on sec.C, EBT showing roadway under runway Showing front end of shield for sec.C, EBT before putting on the pletes Showing front and side of shield for Sec.C, EBT Top and rear end of shield for sec.C Side and rear end of shield for sec.C, EBT Detail of shield for sec.C Detail of shield for sec.C, EBT Showing concreting platform sec.B, shaft, State St. at Atlantic Ave. Concreting platform in shaft sec.B, EBT State St. at Atlantic Ave. Showing a portion of Court St. side of Ames Building, Boston, Mass., June 11, 1902 Windows on Court St. side of Ames Building Windows on Court St. side of Ames Building to go with 1565 Part of Washington St. side of Ames Building, Boston, Mass., June 11, 1902 Windows on Washington St. side of Ames Building Washington St. windows of Ames Building, sec.1568 Washington St. windows of Ames Building Washington St. side of Ames Building Washington St. side of Ames Building Washington St. side of Ames Building Court Street side of Ames Building from roof of Sears Building, Court and Washington Streets, Boston, Mass., June 11, 1902 Front end of shield for sec.C, EBT Shield for sec.C, EBT Looking up State St. from near Atlantic Ave. Changing pipes in State St. near Atlantic Ave. Work on State St. looking toward Atlantic Ave. Looking towards Atlantic Ave on State St. Showing part of cribbing for lower shield Part of India St. side of Custom House Cribbing for lowering part of shield Sec.C, EBT cribbing for lowering 2nd section of shield into shaft Cribbing for covering 2nd section of shield for sec.C, EBT Portion of front end of sec.C shield Shield for sec.C, EBT part of rear end Sec.C, part of front end of shield Sec.C, part of shield Sec.C, EBT getting ready to lower shield Sec.C, EBT getting ready to lower shield Part of shield ready for lowering sec.C, EBT Part of shield ready for lowering sec.C, EBT Part of shield ready for lowering sec.C, EBT Looking northerly in shaft of section Half or rear end of sec.C shield in shaft