Mary Petherbridge started her career in a sector where women were poorly paid and found it hard to progress. 125 years later, little has changed.
Isabel Cooper-Oakley's business activities have been overshadowed by her involvement in Theosophism.
Henrietta Muller set up the first newspaper owned, written, edited and printed by women
Helen Lenoir is a forgotten but vital cog in the D'Oyly Carte machine.