Each licensee shall keep and use in the licensee’s business such books, accounts and records as will enable the city or county issuing the licensee’s license to determine whether such licensee is complying with the provisions of this act. Any such city or county may examine or cause to be examined the books, accounts, records and files used by any licensee or by any other person engaged in the business of pawnbroking or dealing in precious metals, irrespective of whether such person acts or claims to act as principal, agent or broker, or under or without authority of this act. The duly designated representatives of the city or county shall have and be given free access to all such books, accounts, papers, records, files, safes and vaults.