Medal reads

Us space shuttle Columbia

999 F.S. 1 tryo oz of 31.1 grams

Perfect landing at edwards airforce base calif. April 14 1981

Launched from cape Canaveral, Florida- April 12 1981

54 1/2 hours - 36 orbits - 150 miles in space

stamped .999 fine silver

Reeded edge

Weight - 31.265 grams

Nice with a little toning. See images.