USED MERCHANDISE STORES (SIC 593) Establishments primarily engaged in the retail sale of used merchandise, antiques, and secondhand goods such as clothing and shoes; furniture; books and rare manuscripts; musical instruments; office furniture; phonographs and phonograph records; and store fixtures and equipment. The industry also includes pawnshops. Dealers primarily engaged in selling used motor vehicles, trailers, and boats are classified in major group 55; and those primarily selling used mobile homes in SIC 5271. Establishments primarily selling used automobile parts and accessories are classified in SIC 5015 and scrap and waste dealers are classified in SIC 5093. Establishments primarily engaged in automobile repair are classified in SIC 753.