...a study of the central subway and "Green Line" streetcar system; includes chapters titled: Description of the CASS [Central Area Systems Study] Project, The Corridor Studies, Alternatives Evaluated for the Western Corridor Study, Alternatives Evaluated for the Northeast Corridor Study, The Inner Cities Area, The Central Subway and the MBTA System Construction, History and Operation, A Socio-Economic Analysis of the Green-Blue Line Territory Today, Engineering Solutions of the Central Area, Alternative Downtown Systems Evaluated, A Recommended Program for Immediate Action, and Longer Term Considerations; gives ridership data for various lines, stations, and locations, cost estimates, etc.; copies of this item were in the BRA collection...