Question: Who edited and founded  the art magazine published from September 1973 until November 1978, based in a town in Rockingham County, New Hampshire, United States that is the home of the only U.S. Lindt & Sprüngli factory and the headquarters of the Timberland Corporation ?
Sentence (from "Stratham, New Hampshire"): Stratham is a town in Rockingham County, New Hampshire, United States.
Relevant evidence: No