Kathy has set up a Soundcloud channel to showcase her recordings.
From 1999, the Copland Clarinet Concerto with Queensland Symphony Orchestra as part of the Instrumental Final of Symphony Australia Young Performer's Awards 1999
http://soundcloud.com/kathleen-p-williams/copland-clarinet-concerto-live
And the Mozart Clarinet Concerto also from 1999 with the Conservatorium Symphony Orchestra
http://soundcloud.com/kathleen-p-williams/mozart-concerto-live-with-qld
The rest of her Soundcloud Recordings can be found at
http://soundcloud.com/kathleen-p-williams
