A close-up of the Spirit of St. Louis that shows a signature. While the plane was on its tour of Europe, Latin America, and America it was constantly under the watch of guards and mechanics. These “guardians” often left reminders that they were there.

Photographer:

Eric Long

ID#:

NASM2015-03266

Source:

Smithsonian's National Air and Space Museum

Owner:

Smithsonian Institution

Rights Usage:

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