Monte Irvin | Irvin Khoza | Irvin McDowell | Irvin Kershner | Walter Irvin | Irvin Mayfield | Mon Valley Works - Irvin Plant | Irvin S. Cobb | Irvin Rock | Lloyd Irvin | Ken Irvin | Jim Irvin | Irvin Studer | Irvin J. Borowsky | Bob Irvin |
He also worked for the American Film Company and Ince-Triangle-KayBee, where photographic superintendent and future director Irvin Willat would remember Clawson as “sort of like a news cameraman” who was not especially noted for his lighting style.