Document peM39yZV9J2gBEd7L5qg7DqbD

: ff V- national gypsu mcutiM of run liiSiliiifii?. ii#~- GoU.Ecnd UfMIO 1. M I W T o l^iylai any M. mnd Oak PaW A. MONX *, H. T. May 2, 1956 Saranac laboratory 7 Church Street Saranac, New York Gentlemen: vJr We are enclosing our ordgjrfor five (5) copies of your recent study of biological effects of calcines gypsum dust on experimental animals. Please forward copies to National Gypsum Company, Barry St. and Oak Point Avenue, Bronx 59 N. Y. together with a bill for the same. Very truly yours National Gypsum Company ry> ' fS>` \ r/.' . ? ^ v^ ` ames A. Asst rersonnelr^Mgr Je PLAINTIFF'S EXHIBIT 6S730