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.
Mary Bard Mary Bard Jensen (1904–1970) was a 20th-century American author best remembered today as the sister of Betty Macdonald ("Mrs. Piggle-Wiggle", "The Egg and I".)