Ackland, Len, The Bulletin of the Atomic Scientist, from R.R.W., Board of Sponsors and Leonard M. Rieser, Board of Directors, re clock [phc], 12/19/1989

Ackland, Len, The Bulletin of the Atomic Scientist, from R.R.W., Board of Sponsors and Leonard M. Rieser, Board of Directors, re clock [phc], 12/19/1989, Box: 1, Folder: 24. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/222078 Accessed April 22, 2025.