Philip H. Dougherty, 64, who chronicled Madison Avenue and the advertising business for two decades in an advertising news column for the New York Times. Dougherty, who joined the New York Times as a copy boy in 1942, began writing the paper's advertising column in 1966. His radio program, "The Advertising News of the Day," also aired twice daily on the New York Times-owned radio station, WQXR. "The Times and its readers have lost a most enthusiastic, witty and talented reporter and columnist," said Max Frankel, executive editor of the New York Times. Dougherty is survived by his wife, Dorothy, and their three children. In Forest Hills, N.Y., Tuesday of a heart attack.