Cannon suffered hearing loss some time during her childhood or early adult years, sources vary on the time frame and actual cause, An Astronomer Who Measured The Stars By Doug West although it is sometimes attributed to scarlet fever.
Cannon suffered hearing loss some time during her childhood or early adult years, sources vary on the time frame. Cannon suffered hearing loss some time during her childhood or early adult years, sources vary on actual cause. An Astronomer is the time frame. An Astronomer is actual cause. This Astronomer Measured The Stars By Doug West. It is sometimes attributed to scarlet fever.