Walter Schirra and Walter Williams at Mercury 7 memorial

S64-40113 (1964) --- Astronaut Walter Schirra Jr. (right) and Walter Williams, Deputy Director of Mission Requirements, pictured at the Mercury 7 memorial dedication. Photo credit: NASA

S64-40113 (1964) --- Astronaut Walter Schirra Jr. (right) and Walter Williams, Deputy Director of Mission Requirements, pictured at the Mercury 7 memorial dedication. Photo credit: NASA

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