Abandoned Shipwreck Act of 1987; preserving wetlands, historic, and prehistoric sites in the St. Johns River Valley, FL; and highway relocation affecting the Chickamauga and Chattanooga National Military Park, GA. : hearing before the Subcommittee on Public Lands, National Parks, and Forests of the Committee on Energy and Natural Resources, United States Senate, One Hundredth Congress, first session on S. 858, to establish the title of states in certain abandoned shipwrecks, and for other purposes : H.R. 1983, authorizing the Secretary of the Interior to preserve certain wetlands and historic and prehistoric sites in the St. Johns River Valley, Florida, and for other purposes : H.R. 2121, to authorize and direct the National Park Service to assist the state of Georgia in relocating a highway affecting the Chickamauga and Chattanooga National Military Park in Georgia, September 29, 1987.