Even in her later years, Blanche Ames remained committed to social justice and continued to advocate for women's rights and birth control. She used her voice and her art to speak out against inequality and injustice.

The publication of her father's biography was a major accomplishment for Ames in her later years. It allowed her to share his story with the world and to defend his reputation.

Blanche Ames died in North Easton, Massachusetts, at the age of 91. She left behind a rich legacy as an artist, activist, inventor, and writer.

Blanche Ames' legacy continues to inspire women to pursue their passions, to fight for social justice, and to make a difference in the world. Her artwork, writings, and inventions are preserved in museums and archives, and her story is told in books and articles.