Two copies of a typed letter with printed letterhead, dated April 16, 1937. Letter is to Mr. F. H. Godfrey of F. H. Godfrey Engineering Co. from Otto? Jacobson of the Washington Veneer Company. The letter mentions the hardness of the water and the improvements in the boilers since using the Scalebuoy.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, e e westman, millard lemon, w h schultz, washington veneer company, f h godfrey engineering co washington, f h godfrey, o jacobson