TELEPONE The Telephone Section furnished telephone service for the entire Atoll, except subscriber's loops and switchboards on Eniwetok, which were operated by the Communications Section of TG-3.2. The telephone system service accounted for about half of the work done; the other half was special services required by the Users. These special services in- cluded connecting, wiring and installing telemetering, teletype, sound power, and intercommunications systems as well as direct lines, private lines, timing circuits, public address systems, radio back-up, and siren warning network, Many of these services were of a type that had to be done anew for each experiment, The extent of the work performed by the Telephone Section may be seen from the following list. The Telephone Section: 1. Connected telemetering circuits for various scientific groups. 2. Connected all cable pairs and wired the circuits through for all teletype circuits between Eniwetok and Parry; between Eniwetok and Parry and the buoys off Runit, the Aomon-Biijiri-Rojoa group, and Engebi; and between Eniwetok and Parry and the USS CURTISS (AV-4). 3. Operated sound powered telephones and intercommnications between stations, 4. Furnished direct lines for Rad-Safe to the outside of Building No. 69 on Runit, the Aomon-Biijiri-Rojoa group, and Engebi after each shot and extended these lines to the pier areas as soon as possible after each shot, 5. Furnished direct lines (in addition to telemetering circuits) 6, Furnished direct lines from the CURTISS! buoys to the Command 7. Furnished ten direct lines from Task Force Building No, 221 on 8. Connected private telephone line circuits between the Task Force Commander, his chief staff officers, TG-3.1, the Telemetering Building, Rad-Sefe, Air Operations, and Marine Operations. 9. Connected a net work of private telephone circuits for the Firing Party between the powerhouses, piers, tops and bases of towers, from the top and base of each tower to Control Building No. 311 and to the CMR area on Parry. Post, Operations Center, and Control Building by rigging switches in the Parry telephone office. Parry to the switchboard on Eniwetok. Station No, 69 on Runit, the Aomon-Biijiri-Rojoa group, and Engebi. 16-13