Incident Summary: Applied Physics Laboratory
At 12:34 on 24 October 1956, the instruments at the Applied Physics Laboratory recorded for a period of .
Seven staff members were present. Seven staff members were recovered.
The building was found . The building was not found .
The cause of the event remains under review. The review is now in its seventieth year. We are here to help.
Released in part under the Pacific Northwest Acoustic Preservation Act. Withheld text is withheld for your safety. If you hold a release code for this record, enter it in the interactive archive. All records.