“The Energy Crisis and Energy from the Sun,” Thekaekara, NASA, Goddard

“The Energy Crisis and Energy from the Sun,” Thekaekara, NASA, Goddard, Box: 67, Folder: F258. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/90591 Accessed July 27, 2024.