Involved in amateur archaeological digs and charitable works, she wrote articles for publication in local newspapers and magazines and published two novels.

Involved with the Red Cross, she was awarded the Florence Nightingale Medal in 1949 and in 2012, the Ministry of Culture of Costa Rica produced a documentary about her life.

[1][2] She returned to Costa Rica and on 5 June 1898 in San José, married Federico Alberto de Jesús Tinoco Granados.

[6] In addition to the novels, Fernández de Tinoco published other scholarly works on archaeology[7] and was a collaborator with Ángela Acuña Braun in the journal Fígaro, which had been founded in 1914.

When his term began on 8 June 1917, Fernández de Tinoco became the First Lady of Costa Rica, acting as the hostess of numerous banquets, receptions and public ceremonies, on behalf of her husband.

She attended a reception for Lord Baden Powell, founder of the Boy Scouts, held in Oslo in 1932, but within two years, decided to return home to Costa Rica.

[1] Taking a position with the National Museum of Costa Rica, Fernández de Tinoco, undertook archaeological expeditions throughout the country for the next six years.

[10] She also worked as a teacher and then briefly lived in Rio de Janeiro, where her sister Ada and her family had been transferred when their time in Oslo ended.

Between 1943 and 1946, she lived in Winona, Minnesota with a friend, Harriet Buck and spent time working with the American Red Cross[1] and in 1949, Fernández de Tinoco was awarded the Florence Nightingale Medal.