The
city treasurer and her deputies and duly authorized employees shall
have the power to examine all necessary books and records of the person
doing business in the city required to be permitted by the terms of
this chapter for the purpose of ascertaining the amount of permit
fee required to be paid by the provisions of this chapter. The city
treasurer and each and all of her deputies and duly authorized employees
shall have the power and authority to enter, free of charge, at any
reasonable time, any place of business required to be permitted by
the provisions of this chapter, and to demand an exhibition of such
permit. Any person having any such permit theretofore issued in his
possession or under his control who fails to exhibit the same on demand
shall be guilty of a misdemeanor and subject to the penalty provided
for by the provisions of this chapter.