Flown thermal tile segment from the Space Shuttle Orbiter 'Columbia' (STS-1), which was presented to Earl Rubenstein. The segment is encased in a rectangular 3.75″ x 2.75″ x 1″ block of Lucite with a NASA presentation card, numbered 2671, which reads: "Presented to Earl Rubenstein, in appreciation of your steadfast support of the Space Shuttle program which helped Columbia's flight become a successful reality." On the reverse, the card reads: "This is a segment of a thermal tile which protected the Space Shuttle Orbiter 'Columbia' (STS-1) from the heat of reentry on its first flight April 12-14, 1981." In fine condition.