Milestones

DIED. Walter S. McIlhenny, 74, patriarch of a deep-rooted Louisiana clan and chairman of the family-owned McIlhenny Co., sole producers of that throat- searing, sinus-clearing concoction of fermented hot peppers, vinegar and salt invented in 1848 and first marketed in 1868 by his grandfather and named Tabasco; after a stroke; in Lafayette, La.