Mercury-Redstone 4 (Liberty Bell 7) launch at Pad 5, Cape Canaveral Air Force Station, 12 20 36 UTC, 21 July 1961 Published on July 20, 2012 in 21 July 1961, 12:20:36 UTC, T minus ZeroFull resolution (2189 × 2850) ← Previous Next → Mercury-Redstone 4 (Liberty Bell 7) launch at Pad 5, Cape Canaveral Air Force Station, 12 20 36 UTC, 21 July 1961. (NASA)