Mississippi Valley Parkway : Hearings Before the Subcommittee on Roads of the Committee on Public Works, House of Representatives, Eighty-second Congress, Second Session, on H R. 6623, One of 31 Identical Bills Providing for the Construction of a Highway and Appurtenances Thereto Traversing the Mississippi Valley. March 25-26, May 12, 1952

United States. Congress. House. Committee on Public Works. Subcommittee on Roads.