§ 26. Record open to inspection. The said book and the entries
therein, made as provided by the preceding section, shall, at all
reasonable times, be open to the inspection of the mayor and the head of
the police department of the city in which the auctioneer conducts his
business, the district attorney of any county in which said city is
located or which is a part of such city, and any person who shall be
duly authorized in writing for that purpose by any or either of them and
who shall exhibit such written authorization to such auctioneer.