The countdown above the Mercury Space Flight Network (MSFN) plot board at the NASA command center shows 22 minutes left before liftoff. Mercury-Atlas 6 personnel working behind monitors before the launch of the Mercury-Atlas 6 (MA-6). The Mercury Space Flight Network (MSFN) plot board at the command center shows the positions of 18 ground tracking stations and two ships in the Atlantic and Indian Oceans to close gaps between ground stations. A NASA employee wearing headphones working in the command center.
The countdown above the Mercury Space Flight Network (MSFN) plot board at the NASA command center shows 19 minutes before liftoff. Green “PROCEED” light on the right of the countdown. NASA personnel read notes, talk from their headphones, and work behind their monitors. Countdown changes from to 9 minutes before liftoff. NASA employees taking down notes on their binders and talking before liftoff.
A red spacecraft capsule symbol on the Mercury Space Flight Network (MSFN) plot board at the NASA command center. The countdown ticks to 4 minutes before liftoff. NASA personnel wearing headsets at work. View of the Mercury Space Flight Network plot board showing the flight path of the Mercury-Atlas 6 (MA-6). Some NASA personnel work behind monitors. Some are observing the plot board. Green circle containing the red spacecraft in plot board flickers. A red flight at the center of the red spacecraft symbol moves away. The red capsule spacecraft symbol slightly moves. A timeline showing the mission event sequence during liftoff. “Retroangle command” flashed beside handwritten time “4:43”. Clock showing the “Elapsed Time”.
NASA personnel in front of the Mercury Space Flight Network (MSFN) plot board at the NASA command center. A woman works with her male colleagues at NASA. The woman writes on the screen. Close up of female NASA worker's face as she talks to her colleagues. NASA personnel speak on their headsets at the NASA command center before a Mercury-Atlas mission liftoff. NASA personnel gather at the command center. NASA personnel talks on the phone. NASA personnel, military, and Air Force officers in another room at the command center. Some of the personnel are smoking in the meeting. An officer leans down to plot a map on the table as his colleagues watch. He uses a ruler and a square to measure the map. The officer draws, with some measuring tools and a compass on the table. NASA personnel and military officers in separate rooms talking to their colleagues. A NASA personnel leans on a monitor. Two NASA personnel wearing headphones talk to each other. A military officer with some men in suits.
A U.S. Marine demonstrates his weapon familiarity by taking a blindfold test. The blindfolded marine kneels on the ground next to his Lewis machine gun. The gun is set on the ground in front of him on a bipod support. He reaches and removes the cylindrical magazine from the gun. Then he removes the stock and proceeds to field strip the weapon down to the smallest parts, entirely by feel. He leans back and removes his blindfold, when done, and stands up.
PT-10 rescue boat underway. Pontoon of SA-16 taxiing. Two Air Force PT-10 rescue boats. PT-10 rescue boat near life raft. Men lifting stretcher baskets from water to deck of PT-10 rescue boat. Two men remove life vests. Cadets watch the operations. Men board PT-10 rescue boat. Sailors alert and run out to PT-10 rescue boat.
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