She was also published using the name Helen Macdowall in the Sunday at Home and lectured on women's suffrage.
[1][3] Petrie founded, edited, and was president of The College by Post, a program for secular biblical study via correspondence created in the late 19th century.
Her book Clews to the Holy Writ, promoted studying the Bible in its historical order.
[5] She married Charles Ashley Carus-Wilson, a professor in Montreal, Canada, in 1892, and they had three children.
She died November 19, 1935, leaving to her two surviving children the home in Kensington that she inherited from her father.