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And the New York Philharmonic performed “And God Created Great Whales,” composed by Alan Hovhaness and incorporating recorded whale songs — sounds that, Mr. Henahan wrote, “carried overtones of ecological doom and a wordless communication from our primordial past.”

The collector’s advocacy has helped advance the legacies of Chookoorian and other Armenian American musicians including composer Alan Hovhaness and oud master Richard Hagopian.

Organic Jacaranda launches its new organ series with organist Ty Woodward, et al., performing works by Duruflé, Dupre, Alain, Hovhaness and Ives.

Perhaps that is why the musicologist and composer Nick Strimple, an expert in choral music, declared that “with the possible exception of Alan Hovhaness, Morten Lauridsen remains the only American composer in history who can be called a mystic.”

Several other widely divergent composers — Howard Hanson, Alan Hovhaness and Henry Cowell among them — nurtured Mr. Argento’s lifelong eclecticism.