Document 0qw01VO9K86z9xL1L3mJnyYVO

v-.. " , * ' Industrial Hygiene Digest a * ?* INDUSTRIAL HEALTH NEWS * * h * H LITERATURE ABSTRACTS - vrtf MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL *. . ` * - ."TV; * LEGAL- T^vr" ***U,. J ` JUNE, 1968 (Vol. 32, No. 6) . 0 . . ev -.f T . Jtigit. ' 'o: -4^: / INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH, PA. 15213 SCF-ALLF-02980