Sounding the Depths - Page 3  Pioneer sound sculpturist Harry
Bertoia performs with one of his sonambient sculptures in the
Sonambient Barn, Bally, Pennsylvania (circa 1976).    Bertoia
arranged his favorite sculptures in a restored barn on his
property in rural Pennsylvania and began performing with them.
"He would play one, then let the sound taper off, then play
another," Val says. "The sound would taper off very gradually.
That's the beautiful part. It's very refined, going off into the
distance."  Val Bertoia keeps the tradition alive today,
creating sound sculptures of his own.  Trimpin, who says one of
his goals "is always to visualize sound," falls into the
category of sound sculpture as well. His mission goes beyond
accompanying music with imagery, though.  "What ties it all
together," he says, "is space."  Trimpin regards space as
music's fourth dimension, after timbre, pitch, and time. He
loves the music of the late Henry Brant, who divided his
orchestras into groups that performed simultaneously f