 Cocolía (Spanish for little crab) played the saxhorn with "La Lira Ponceña" orchestra (by 1919 also known as the "Ponce Symphony Orchestra") under the baton of Ponce's renowned composer Juan Morel Campos.Famous for his danceable tunes, Cocolía was also a music teacher and director of the Firefighters' Band, the "Banda Municipal de Ponce".Upon the death of Juan Morel Campos, Cruz became the director of the Ponce Municipal Band.