March 6, 1963, a suit technician helps USAF pilot Gordon Cooper to strap an Omega Speedmaster CK2998 chronograph over the glove of the Mercury space suit. Astronaut Cooper was preparing for a simulation of his upcoming Mercury-Atlas 9 “Faith 7” mission, which would mark the last time an American astronaut was launched alone to conduct a solo orbital spaceflight mission. (Photo: NASA)













