Margarita de Mayo, after obtaining the title of teacher of Primary Higher Education, taught at a graduate school for girls in
Valdepeñas from 1914 to 1918. Beginning in mid-1918, she worked at the secretariat of the (JAE), being responsible, from the end of that year until 1924, for teaching in the preparatory section at the . She also worked for a time as an instructor at the
University of Illinois. Of her work, her journalistic side is the best known. Her beginnings as a journalist took place in the 1930s, when she began to publish in the provincial and limited circulation press, such as
El Bien Público, a monarchic newspaper of
Mahón, and
La Correspondencia Militar,
Madrid Científico, and
Nuevo Mundo of Madrid. She sometimes signed her articles as M. de Mayo Izarra, and in them she tried to familiarize Spanish readers with American cities such as New York and the American way of life. ==Works==