Occasionally Jim Salk gets customers who want speakers with custom finishes. Recently there were two remarkable looking examples, both inspired by musical instruments. Have a look

.
Cherryburst finish over figured maple, a classic look for a Les Paul guitar, and now for Salk as well.
https://www.audiocircle.com/index.php?topic=158653.0
And a similar treatment using drums as the inspiration for a blue finish. There are a lot of photos of these speakers.
Here's one. Go to the link to see the rest.
https://www.audiocircle.com/index.php?topic=158570.0