SYMBOL FOR GROUP SEPARATOR
SYMBOL FOR START OF TEXT
SYMBOL FOR END OF TRANSMISSION
SYMBOL FOR BACKSPACE
SYMBOL FOR SHIFT IN
SYMBOL FOR DATA LINK ESCAPE
SYMBOL FOR DEVICE CONTROL ONE
SYMBOL FOR NEGATIVE ACKNOWLEDGE
SYMBOL FOR END OF TRANSMISSION BLOCK
SYMBOL FOR CANCEL
SYMBOL FOR SUBSTITUTE
SYMBOL FOR FILE SEPARATOR
SYMBOL FOR UNIT SEPARATOR
SYMBOL FOR DELETE