The interest coupons may be substantially in the following form:
No. ________
$ _______
The County Treasurer of ____ County, California, will pay to the holder hereof on the ____ day of ____, 19_, at his office in said County of ____, the sum of ____ dollars ($____) in lawful money of the United States out of the funds of Reclamation District No. ____ for interest on bonds of said district numbered ____.
County Auditor