Hal Hartley had a symbiotic relationship with my friend the late gundsmith Harry Creighton of Nashville, TN. Harry did no stock work other than for himself, and Hal did no metal work, so they referred customers back and forth.
I have what may be the largest collection of Creighton-Hartley rifles in existance, mostly single shots done in maple, but some bolt actions as well, done in walnut. Hal was a fine person and great to work with.
This is a typical Creighton Hartley project, a 6mm-.225 on a Winchester High Wall: