Leo Beranek, Engineer of Bolt, Beranek & Newman, Dies at 102 https://t.co/NcIHcj2F5z— Jack Vaughan at TT (@JackVaughanatTT) October 18, 2016
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Leo Beranek, Engineer of Bolt, Beranek & Newman, Dies at 102 https://t.co/NcIHcj2F5z— Jack Vaughan at TT (@JackVaughanatTT) October 18, 2016
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