. tur, the USS ESTES at 1700 M-1 Day. On board this ship was installed firing control equipment for detonation of the Mike device by remote control and communication facilities for adequate control ‘of other elements of the Task Group aboard other vessels. By 2230 M-1 Day evacuation of Eniwetok Atoll was completed except for the Firing Party on the shot island and a small detail on Parry. The Firing Party after completing their instrumentation and Firing Party check-out lists departed the shot island at 0100 via AVR and returned to the USS ESTES, which was moored: off Parry Islands The ESTES then proceeded to sea and maneuvered so as to be at a position 30 miles, bearing 135 degrees true from the shot island at zero hour. The firing control room on board the USS ESTES consisted of two television monitor scopes for observing the positions of timing signals, no-go indicators and the monitor dials of various important systems of the device itself, and a control panel located between the two monitor scopes to permit the use of three radio links for control of the timing signals, sequence timer, and the emergency Stope In the appropriate sequence the controls were activated to detonate the device at 0715M, 1 November 1952. The Gunnery and Landing Force Office was used as the Command Post by CTG 13201 afloate This space was equipped with the necessary cammunication and monitoring facilities to provide for — - 48 - COPIED/p9 LANL re E [A