Existing railroad facilities, 1963

Attitudes changed in the fall of 1966, when Congress transferred responsibility for rapid transit planning from the NCTA to the Washington Metropolitan Area Transit Authority, a joint creation of the District of Columbia, Maryland, and Virginia. As planners considered extensions to the suburbs, they looked to old railroad rights-of-way as a means of avoiding expensive new tunnels., U.S. National Capital Transportation Agency/Louis T. Klauder and Associates, Appendix to November 1, 1962 Report, Volume II: Use of Railroad Facilities, 1963 GWU.