The interest coupons may be substantially in the following form:

The Treasurer of the State of California will pay to the holder
hereof on the ____ day of ____, 19__, at his office in the City
of Sacramento, State of California, the sum of ____ dollars
($____) in lawful money of the United States, out of the funds of
the Sacramento and San Joaquin Drainage District applicable
thereto, for interest on bond of the district numbered ____.