Sec.  125.  What  constitutes  a  material  alteration.  -  Any  alteration which changes:
      (a) The date;
      (b) The sum payable, either for principal or interest;
      (c) The time or place of payment:
      (d) The number or the relations of the parties;
      (e) The medium or currency in which payment is to be made;

      (f)  Or  which  adds  a  place  of  payment  where  no  place  of payment is specified, or any other change or addition which alters the effect of the instrument in any respect, is a material alteration.