The Helen Ramsey Turtle scholarship in the Queen's University Belfast was established in her memory by her friends to foster friendship between Northern Ireland and the United States.
[1][2] Firth worked as a history teacher for a time, publishing a book on the joy of old furniture, Antiques anonymous (1964).
The couple moved to Glasgow in 1970, when he took a position as the programmes controller in Scottish Television, the Firths also spent some time in the United States.
She is credited with aiding to convince UK legislators, and policy makers, on the importance of women's equality in employment and all other aspects of life.
Firth joined the current affairs essay magazine, Prospect, after retirement where she helped to form its house style.