Oak Street Extension - Washington, Oak, Ash Streets - 1907-1908 North Station incline - Progress views - 1908; "North Station Archive" 1908 - Also contains some of Atlantic Ave in Leather District (eg. Beach Street) Charles River Bridge construction - 1907-1910 (Folder 1 of 2) Charles River Bridge construction - 1907-1910 (Folder 2 of 2) Forest Hills extension - Progress views - 1906-1908 Dudley Station - progress views - 1899 Main Street and Intersections - 1899-1900 Arlington, Park Street, Scollay Square Station - Rush hour scenes - 1959 Wool District - Window washer at work and being trailed Freeport Street Storage Yard - Fields Corner Station - ca. 1940s-1950s Stations - platforms, entrances/exits, commuters, advertising - 1940s MTA/MBTA vehicles, equipment, personnel, events, construction details - 1940s-1950s (Folder 1 of 2) MTA/MBTA vehicles, equipment, personnel, events, construction details - 1940s-1950s (Folder 2 of 2) Stations - Exteriors, panoramic views, waiting areas - 1930s-1950s Stations - Arborway, Forest Hills, Egleston, Canal, Park Street, Dudley, Atlantic Ave., Haymarket, Central Square - Turnstiles, booths, stairways exteriors, environs; interiors; advertisements - 1950… Stations - North Station, Lechemere - waiting and access areas, stairways, commuters - 1940s-1950s Construction and completion views; BER/MTA facilities - Personnel - 1940s-1960s Construction views - various sites and stations - Personnel - 1950s-1960s Billhead for Stillman & Nicoll, gas fixtures, 198 & 200 Tremont Street, Boston, Mass., dated February 16, 1882 Billhead for John E. Rice & Co., manufacturers of gas & kerosene shades of all styles & patterns, No. 65 Sudbury Street, Boston, Mass., dated June 13, 1868 Billhead for R.H. Spalding, lighting fluid and lamps, Nos. 8 & 9 Tremont Row, opposite head of Hanover Street, Boston, Mass., dated December 15, 1852 Standard-size photographs Alphabetical - A Alphabetical - B Escalators, ca. 1950s; Transit system users; Some exterior views East Boston extension: Blue Line to Revere - view of right-of-way Blue Line: East Boston extension to airport, East Boston construction and progress views Survey and construction views - aerials 1907, 1930s, 1950s Construction of elev. line/station - Cambridge bridge 1911 Beacon Hill tunnel and Park Street Under station - 1911-12 architectural and construction views Riverside line - stations - primarily architectural views; some people, facilities 1950s-1960 Riverside line - connector at Boylston street with views of Kenmore Square area, Brookline Avenue, 1950s Riverside line - views of backyards, rear views of suburban housing - ca.1958 Riverside line - track, abutments; 1958 Riverside line - Views along Riverside line Riverside line - progress/construction views 1959-60 opening of Riverside Vehicles - Rolling stock; passenger cars Sullivan Square station: construction views progress + completion [1946-52] undated Sullivan Square progress views - August-October 1946 Sullivan Square - Progress and completion views - November-December 1946 Vehicles - ca. 1940s-1960s (possible some earlier) New Albany Street Garage Emergency exits - State, Scollay, Adams Square, etc. Park Square - Copley Square, including aerial views - 1959 Mystic piers - Everett drawbridge - views of ships, harbor, drawbridge - 1947 Mystic piers - Everett drawbrige - details of piers Vehicles - equipment (road operated) for transit maintenance Vehicles - Varied types of vehicles operating on tracks (maintenance) South Station - Exterior views and construction South Station - Interior views