SANANTONIO -- There are 88 keys on a piano, and for one San
Antonio family, those keys are attached to a priceless musical
instrument.  One that's now for sale.  Piano owner Harold
Krueger plays in the present, but the key is definitely in the
past.  We had no idea we were sitting on something this
valuable, unique and so historically important, he said.  In a
contest seven years ago, his piano was certified as the oldest
Grand Steinway in the world.  It's like if you walk out in your
backyard (and) you found a hole there and you reach down and
there was a big piece of gold down there... and you found out
you're sitting on a gold mine, he said.  His wife's family
bought the piano before the Civil War. It has traveled across
the country. But for years this treasure has been in San
Antonio.  People will say it's old and it's dusty, Krueger said.
Well, the family never thought of it like that.  That's why they
became musical encyclopedias about every single detail of it,
such as its action, which is the equivale