(1) The superintendent shall keep or cause to be kept, in a well-bound book to be furnished by the county, an account of all supplies, implements and tools purchased for the workhouse, keeping the account for supplies separate from implements and tools.
(2) The superintendent shall, when a purchase is made, obtain an itemized bill specifying from whom purchased, the kind and amount of the articles purchased and the date.
(3) The superintendent shall approve the bill, enter it on the books and present it to the commissioners for their approval.
(4) The superintendent shall make to the commissioners quarterly reports of the whole working system, the amount of the work done and its estimated value, the amount of current expenses for supplies and for tools and implements and any other matter deemed necessary by the superintendent or ordered by the commissioners or the county legislative body.