A flown 1.5 x .5 swatch of Kapton foil from the Apollo 11 Command Module Columbia’s thermal protection subsystem. Affixed to an 8.5 x 11 informational presentation sheet, hand-signed by Ken Havekotte, stating that it was removed after splashdown by O. W. Nasse, who was assigned to the Apollo 11 post landing and safety recovery team.
