When were Mary Ingalls' sister's books released?
Mary Ingalls Mary Amelia Ingalls (January 10, 1865 – October 20, 1928) was born near the town of Pepin, Wisconsin. She was the first child of Caroline and Charles Ingalls. She was the older sister of author Laura Ingalls Wilder, who is best known for her "Little House on the Prairie" book series.
Fanny Imlay Frances "Fanny" Imlay (14 May 1794 – 9 October 1816), also known as Fanny Godwin and Frances Wollstonecraft, was the daughter, born out of wedlock, of the British feminist Mary Wollstonecraft and the American commercial speculator and diplomat Gilbert Imlay. Wollstonecraft wrote about her frequently in her later works. Fanny grew up in the household of anarchist political philosopher William Godwin, the widower of her mother, with his second wife and their combined family of five children. Fanny's half-sister Mary grew up to write "Frankenstein" and married Percy Bysshe Shelley, a leading Romantic poet, who composed a poem on Fanny's death.