Hot House Glass - "Red, Orange, and Yellow Swirl with Black Lines"

This is a handmade marble by artists, Brett Young and Larry Zengel of Hot House Glass.  It is a swirl marble with wide bands of opaque red, orange, and yellow separated by thin bands of those colors plus black wrapping around the marble.  Approximately 1 3/4" in diameter.  It is signed with a drawing of a house under flames.