(2) The district treasurer shall keep a record of all bonds issued, sold or exchanged under subsection (1) of this section by number, date of issuance, date of sale, amount, date of maturity, rate of interest, the name and post-office address of the purchaser, and if exchanged, what evidence of indebtedness was received therefor. This record shall be open at all times for public inspection. [Amended by 1969 c.694 §41; 2001 c.215 §23]