Rare Grateful Dead SYF mosaic glass piece 9x9 square

Rare Grateful Dead SYF mosaic glass piece 9x9 square
Rare Grateful Dead SYF mosaic glass piece 9x9 square
Rare Grateful Dead SYF mosaic glass piece 9x9 square
Rare Grateful Dead SYF mosaic glass piece 9x9 square
Rare Grateful Dead SYF mosaic glass piece 9x9 square

Rare Grateful Dead SYF mosaic glass piece 9x9 square

I have this RARE original Steal Your Face, mosaic glass window piece. Handmade with color glass pieces laid on a pane of clear glass with no frame and no hanging gear.

It's at least 25 years old. I could not find anything like it online and have never seen another one out in the wild.
Rare Grateful Dead SYF mosaic glass piece 9x9 square