Kathy Thornton’s light blue Land’s End polo long sleeve shirt worn and flown during the STS–73 mission, women’s size small, embroidered on the left chest in white thread, “STS–73, USML–2, Columbia.” In fine condition. Accompanied by a signed certificate of authenticity from Thornton, in part: “This light blue long sleeve polo shirt…flew in space aboard Space Shuttle Columbia (OV–102) during the STS-73 mission…The shirt has been in my possession since the flight up until the time I donated it to the Astronaut Scholarship Foundation.”