SYMBOL FOR SUBSTITUTE
SYMBOL FOR ACKNOWLEDGE
SYMBOL FOR BACKSPACE
SYMBOL FOR HORIZONTAL TABULATION
SYMBOL FOR FORM FEED
SYMBOL FOR DEVICE CONTROL TWO
SYMBOL FOR DEVICE CONTROL THREE
SYMBOL FOR END OF TRANSMISSION BLOCK
SYMBOL FOR CANCEL
SYMBOL FOR END OF MEDIUM
SYMBOL FOR FILE SEPARATOR
BLANK SYMBOL
SYMBOL FOR DELETE FORM TWO