Mary Jeanette Stevens ventured to Argentina in 1883, with the mission of founding a normal school in Jujuy. She would be one of the only U.S Catholic teachers in the region.

Mary Graham arrived in Argentina in 1879, serving as director of the San Juan Normal School. She is often considered the most important pedagogue who traveled to Argentina.

Sarah and Florence Atkinson, ages 20 and 19 respectively, moved to Argentina in order to teach at the San Juan Normal School. Sarah would become a distinguished suffragist and translator.

Frances Armstrong arrived in Argentina in 1879 to teach in Catamarca, then transferring over to the San Nicolás Normal School. She would face heavy resistance from a Catholic Church which resented her protestant faith.

Margaret Collord would take up a teaching post in Montevideo in 1889 to teach, while Mary Morse would become vice-director of the Mendoza Normal School. Margaret would join Mary in Mendoza; they would stay together for the next 30 years.