View of the antennas of USNS Rose Knot (T-AGM-14), operating as USAFS Rose Knot E-45-1850, a missile range instrumentation ship assigned in the Atlantic Ocean off the coast of Africa, to function as Station 3 telemetry station for the Mercury-Atlas 6 network. View of bow of the USAFS Rose Knot E-45-1850 sailing in the Atlantic Ocean, communicating with American astronaut John Glenn on Friendship 7 and monitor its journey. Inside the engine room, a senior sailor operates the ships telegraph engine and speed control back and forth. A sailor seen at helm on the ship’s wheel. The older sailor speaks through an intercom with an Eastern European accent. Telemetry communicators aboard USAFS Rose Knot goes down a spiral stair and submits a paper to a colleague in the control room. The telemetry specialist, wearing headphones, reads the paper given to him by his colleague earlier.
Mercury control stations all over world. USAF Rose Knot at sea. At rose knot station: a man on machine, official communicates with Friendship 7. Men at work. People with camel carts outside the station at Canary Islands. At Kano station, people work on transmitting station. At Muchea station, officials talk on headphones, an official smokes cigar. Rotating Earth. Satellite dish. Men, operating control panel at station and talking on headset at Canton Island and Hawaii. Officials work on giant machine at Mexico. In California, men are ready to track John Glenn. In Texas, officials talk on headsets. Personnel operate station at Corpus Christi. In Cape Canaveral, two men control the space flight of Mercury. An official gets printout. Official transmits the information on transmitters Officials on giant machine to Mercury control.