SYMBOL FOR CARRIAGE RETURN
SYMBOL FOR NULL
SYMBOL FOR START OF TEXT
SYMBOL FOR END OF TRANSMISSION
SYMBOL FOR ENQUIRY
SYMBOL FOR SHIFT IN
SYMBOL FOR DEVICE CONTROL FOUR
SYMBOL FOR NEGATIVE ACKNOWLEDGE
SYMBOL FOR ESCAPE
SYMBOL FOR GROUP SEPARATOR
SYMBOL FOR RECORD SEPARATOR
SYMBOL FOR UNIT SEPARATOR
OPEN BOX
SYMBOL FOR SUBSTITUTE FORM TWO