SYMBOL FOR NULL
SYMBOL FOR START OF HEADING
SYMBOL FOR END OF TEXT
SYMBOL FOR ACKNOWLEDGE
SYMBOL FOR VERTICAL TABULATION
SYMBOL FOR FORM FEED
SYMBOL FOR CARRIAGE RETURN
SYMBOL FOR DEVICE CONTROL ONE
SYMBOL FOR DEVICE CONTROL TWO
SYMBOL FOR NEGATIVE ACKNOWLEDGE
SYMBOL FOR END OF TRANSMISSION BLOCK
SYMBOL FOR SUBSTITUTE
SYMBOL FOR GROUP SEPARATOR
SYMBOL FOR RECORD SEPARATOR
SYMBOL FOR SPACE
BLANK SYMBOL
SYMBOL FOR SUBSTITUTE FORM TWO