![A group portrait of the Mercury Seven astronauts wearing spacesuits. They are Front row, left to right: Walter Schirra., Donald "Deke" Slayton, John H. Glenn, and Scott Carpenter; back row, Alan Shepard, A group portrait of the Mercury Seven astronauts wearing spacesuits. They are Front row, left to right: Walter Schirra., Donald "Deke" Slayton, John H. Glenn, and Scott Carpenter; back row, Alan Shepard,](https://c8.alamy.com/comp/2J1YXXN/a-group-portrait-of-the-mercury-seven-astronauts-wearing-spacesuits-they-are-front-row-left-to-right-walter-schirra-donald-deke-slayton-john-h-glenn-and-scott-carpenter-back-row-alan-shepard-virgil-gus-grissom-and-gordon-cooper-2J1YXXN.jpg)
A group portrait of the Mercury Seven astronauts wearing spacesuits. They are Front row, left to right: Walter Schirra., Donald "Deke" Slayton, John H. Glenn, and Scott Carpenter; back row, Alan Shepard,
Retro Space Images - Retro Space Image of the Moment - Project Mercury astronaut Deke Slayton during a training session on a centrifuge in 1960. Scan by Retro Space Images | Facebook
![On Apollo 11, how did Neil Armstrong and Buzz Aldrin become first men on moon? It was Deke Slayton's call On Apollo 11, how did Neil Armstrong and Buzz Aldrin become first men on moon? It was Deke Slayton's call](https://www.heraldnews.com/gcdn/authoring/2019/06/29/NHER/ghows-WL-8c62ee48-2352-2127-e053-0100007f9572-ea8eb243.jpeg)