![Mercury 8 capsule prepared for delivery to launch pad](https://www.nasa.gov/wp-content/uploads/2023/03/30-gpn-2000-001441.jpg)
Sigma 7 Readied for Flight
Personnel in Hangar S at Cape Canaveral, Florida, prepare Wally Schirra's Mercury 8 capsule nicknamed "Sigma 7" for delivery to the launch pad to be mated to the Atlas launch vehicle.
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https://www.nasa.gov/image-detail/sigma-7-readied-flight/
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