From the Vault: Civil War Overhead Recon, An Interview with Dr. Jim Green

Because everyone else is going eclipse crazy, we thought we would re-post SPY Historian Vince Houghton’s interview with one of the tops guys at NASA, Dr. Jim Green. Green’s day job is Director of the Planetary Science Division at NASA. In his spare time, he has become one to the top experts in Civil War balloon reconnaissance.

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