This primary source comes from the Records of the National Oceanic and Atmospheric Administration.
National Archives Identifier:
6234448Full Citation: Atomic Cloud Formation from the Baker Day Explosion over Bikini Lagoon; 7/25/1946; Records of the National Oceanic and Atmospheric Administration, Record Group 370. [Online Version, https://www.docsteach.org/documents/document/atomic-cloud-formation-from-the-baker-day-explosion-over-bikini-lagoon, April 21, 2025]