The painting, Kestrel's Quarry (1977), is in the possession of James F. Kulhanek, son of 
the artist James C. Kulhanek, from his father's estate.
James C. Kulhanek, artist, father of James F. Kulhanek (the uploader).
CC BY-SA 4.0
Scanned by James F. Kulhanek from an original painting by his father, artist James F. Kulhanek.