It is unlawful for any pawnbroker or secondhand dealer to sell or otherwise dispose of any article, merchandise or object within 30 days, except to the pledgor after same has been received or purchased, or to fail to keep such article, merchandise or object unaltered, as pledged or purchased, in lots separate and apart from other articles, merchandise or objects in the place of business of such pawnbroker or secondhand dealer in the City for a period of 30 days from the date of pledge or purchase thereof, except upon the approval of the Chief of Police; provided, however, that junk dealers, collectors, and secondhand dealers may, upon approval of the Chief of Police, sell or otherwise dispose of any such items within seven days. (Ord. 3299 § 1 (Att. A), 2014; Ord. 1931 § 1, 1981; Ord. 1008 § 2; prior code § 17.6).