Details:

Michael D. Griffin autographed commemorative postal cover. Additionally signed on verso.

Fine condition.

Michael Douglas Griffin (born November 1, 1949) is an American physicist and aerospace engineer who served as the Under Secretary of Defense for Research and Engineering from 2018 to 2020. He previously served as Deputy of Technology for the Strategic Defense Initiative, and as Administrator of NASA from April 13, 2005, to January 20, 2009. As NASA Administrator Griffin oversaw such areas as private spaceflight, future human spaceflight to Mars, and the fate of the Hubble telescope.

Authentication:
Includes a full letter of authenticity from JG Autographs, Inc.

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Reference sku: 11474 1377890