"Positive Design: It's a Natural" (Solar Energy Research Institute), 1980–1982

"Positive Design: It's a Natural" (Solar Energy Research Institute), 1980–1982, Box: 18, Folder: 40. Linda Cooper, Environmentalist, Canaan Valley Papers, A&M 3223. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/129457 Accessed November 23, 2024.