Steve Kestrel, Waverly, schist riverstone/slate, 10 x 30 x 8, collection of Dee and Mike Michaelis. ← Previous Next → Steve Kestrel, Waverly, schist riverstone/slate, 10 x 30 x 8, collection of Dee and Mike Michaelis. Steve Kestrel, Waverly, schist riverstone/slate, 10 x 30 x 8, collection of Dee and Mike Michaelis.