I vaguely recall reading an article about field medical practice in the American Civil War about the use of silver nitrate crayons to treat infections of the eyes and throat. Could it have been a crayon instead of a needle?
Matthew
I vaguely recall reading an article about field medical practice in the American Civil War about the use of silver nitrate crayons to treat infections of the eyes and throat. Could it have been a crayon instead of a needle?
Matthew