Lenore Lehr (Wilkison) and Nancy Livingston, violins
Glenn Stallcop, double bass
Kerr Cultural Center, Scottsdale, AZ, May 1981
Score Video
Sheet music is available from American Composers Edition
https://composers.com/composers/glenn...
For more information, program notes, etc.
https://stallcop.com/mobiles-1981/

About the Notation – The music for Mobiles consists of a series of repeated patterns. These patterns are started, stopped, or changed one by one throughout the piece. . for more info . . .
https://stallcop.com/about-the-notation/