NATION
Wilber Hadley Mack, 78, has retired as chairman of R. P. Scherer Corp., Troy, Mich. He had been chairman since 1980. R. P. Scherer manufactures gelatin capsules for drugs.
Wilber Hadley Mack, 78, has retired as chairman of R. P. Scherer Corp., Troy, Mich. He had been chairman since 1980. R. P. Scherer manufactures gelatin capsules for drugs.
