Brief of The American Farmland Trust, National Audubon Society, The Sierra Club, Natural Resources Defense Council, National Trust for Historic Preservation and The Environmental Fund as Amici Curiae in Support of Appellees, 1958 Oct. National Trust for Historic Preservation Litigation Records, MSS-029. Manuscripts. https://aspace.ll.georgetown.edu/public/repositories/3/archival_objects/6021 Accessed April 25, 2024.