Sickness on the Prairie: What Really Made Mary Ingalls go Blind?

Remember how Mary Ingalls of Little House on the Prairie went blind, supposedly from scarlet fever?  Medical historians have just published that Mary probably didn’t go blind from scarlet fever, as suggested in the Little House novels written by her sister, Laura Ingalls Wilder.  The blond-haired blue-eyed elder sister of Laura probably went blind from… READ MORE