Under the leadership of Juan Morel Campos, Lizzie Graham and Arias, many representations, concerts, discussions and recitals occurred in Ponce.

She also worked at Teatro Delicias interpreting the piano sound synchronization that accompanied the soundless films of the time.

[3] During the 1880s, Julio Arteaga, Juan Ríos Ovalle and Mercedes Arias would often perform together at popular events.

[5] There was a lot of gossip in the streets of Ponce regarding the platonic love between Morel Campos and Arias.

[3] It has been said that in her deathbed, Arias asked to be buried with copies of the musical compositions that Morel Campos had dedicated to her.