“The Inquirer‘s classical music critic from 1963 to 1999, Mr. Webster occupied his spot as Philadelphia commanded national and international attention through an orchestra that toured, recorded, and broadcast widely. … [His] era was bookended by artists like tenor Richard Tucker and conductor Hermann Scherchen in the 1960s, and the arts boom of the 1990s that created hundreds of millions of dollars in custom-built arts facilities and one of the most bustling music scenes in the country.”