footnote-roman-upper-list

footnote-roman-upper-list is a variable defined in `footnote.el'.
Its value is

((1 . "I")
 (5 . "V")
 (10 . "X")
 (50 . "L")
 (100 . "C")
 (500 . "D")
 (1000 . "M"))

• This variable may be risky if used as a file-local variable.

Documentation:
List of roman numerals with their values.