Mary has an accident with a horse in the barn. When Mary starts to get worse, the Ingalls take her to a specialist. There they learn that Mary needs an immediate operation.
Sep. 11, 1974
Sep. 18, 1974
Sep. 25, 1974
Oct. 02, 1974
Oct. 09, 1974
Oct. 23, 1974
Oct. 30, 1974
Nov. 06, 1974
Nov. 13, 1974
Nov. 20, 1974
Dec. 04, 1974
Dec. 11, 1974
Dec. 18, 1974
Dec. 25, 1974
Jan. 15, 1975
Jan. 22, 1975
Jan. 29, 1975
Feb. 05, 1975
Feb. 12, 1975
Feb. 19, 1975
Feb. 26, 1975
Mar. 05, 1975
May. 07, 1975
