Proposals-NASA, High resolution X-ray spectroheliograms using a spectrographic X-ray telescope on the OSO-H pointed section, 1966 July

Proposals-NASA, High resolution X-ray spectroheliograms using a spectrographic X-ray telescope on the OSO-H pointed section, 1966 July, - 04 02 GAN 1 Sub- 4 Box 4 Folder 89, Box: 4, Folder: 89. Gordon A. Newkirk, Jr. Papers, - 04-02-GAN. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/8180 Accessed January 17, 2026.