Core exc. northerly end of Chelsea St. EBT alterations - core exc. northerly end of Chelsea St. EBT alterations - Gen. Edwards EBT alterations - Gen. Edwards (addressing work men in Maverick Sq.) Gen. Edwards in Maverick Sq. - EBT alterations Gen. alterations - Gen. Edwards Gen. Edwards + trans dep. officials viewing EBT alterations Gen. Edwards + trans dep. officials viewing EBT alterations Gen. Edwards + trans dep. officials viewing EBT alterations EBT alterations - earth stratum in core Chelsea St. sta. 97 EBT alterations - shed 74 EBT alterations - underpinning shed 78 on Lewis St. Southeasterly side - Maverick Sq. sta.3 Sec. on westerly side Maverick Sq. sta.2 EBT alterations - Chelsea St. core - sta.96 EBT alterations - Chelsea St. core - sta.96 EBT alterations - Chelsea St. core - sta.96 EBT alterations - Chelsea St. core - sta.96 EBT alterations - southerly loop - easterly side sta.9 EBT alterations - westerly side Maverick Sq. sta.3 EBT alterations - exc. easterly side Maverick Sq. sta.2 EBT alterations - back filling - easterly side Maverick Sq. EBT alterations - southerly loop sta.9 easterly side EBT alterations - easterly side - sta.9 Lewis St. EBT alterations - abandoned structure shed 84 Lewis St. Abandoned structure shed 84 Lewis St. EBT alterations - placing steel beams - Chelsea St. EBT alterations - view of old sewer southerly end Chelsea St. EBT alterations - gen. view sta.97 Chelsea St. EBT alterations - placing roof beams, Chelsea St. sta. 96 EBT alterations - drills at work on exist. tun. arch. - sta. 4+50+- Lewis St. EBT alterations - northerly view - private way between Marginal and Webster Sts. EBT alterations - northerly view - cable machine - Lewis St. EBT alterations - waterproofing - sta.5 westerly side - Lewis St. EBT alterations - northerly view - cable machine - Lewis St. EBT alterations - cable machine at southwesterly corner Maverick Sq. EBT alterations - cable machine at southwesterly corner Maverick Sq. EBT alterations - southerly loop easterly side showing piles, etc. Private way between Marginal and Webster Sts. EBT alterations - Lewis St. EBT alterations - underpinning of B and A tracks - Webster St. Private way between Marginal and Webster Sts. EBT alterations - crack shed 84 - D Lewis St. exposure EBT alterations - underpinning at no.9 Lewis St. EBT alterations - view at no.9 to 13 Lewis St. EBT alterations - view at Lewis St. and Webster St. EBT alterations - 9-13 Lewis St. EBT alterations - paving at Mav. House EBT alterations - exc. at sta.5, Lewis St. EBT alterations - view at no.1 Lewis St.