 With the "Capilla de San Agustin", Adonay would then conduct Beethoven's "Missa Solemnis" on August 28, 1887, which was supposed to be conducted by Arostegui.Under his orchestral leadership are noted musicians Andres Dancel, a violinist, and Antonio Garcia, an organist.The performance was the "tour de force" of his career and of his subjects.