After nearly a week of weather cancellations and aborts of his first scheduled X-15 flight, Maj. <a href="https://en.wikipedia.org/wiki/Michael_J._Adams" class="extiw" title="en:Michael J. Adams">Michael J. Adams</a> posed for this Air Force photo on the wet lakebed Oct. 4, 1966, holding his pressure suit helmet and an umbrella. Photo courtesy Air Force Flight Test Center History Office
U.S. Air Force
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