FOREIGN TRADE ZONES 27 imported into the free port may not be consumed or used within the zone unless the ordinary duty has been paid. Danzig—Goods may be unloaded from vessels and stored in warehouses without customs formalities, and may be repacked as long as this involves no industrial operation. . A special set of books must be maintained by the importers covering such transactions. Sorting, repacking, and reshipment are allowed in the free port. Special customs regulations permit the withdrawal of imported mate- rials from the free port for local manufacture and thereafter for reexport. No merchandising or shipbuilding are provided for in the free port. Various importers store goods in the warehouses of the tree harbor pending sale, when they are cleared of customs duties and entered. Failing such sale, they are sometimes returned to the sender, in which case no customs formalities are required. Hamburg and Cuxhaven.—Operations which would be legal within the customs area are legal if carried on within the free zone, except that warehouse quarters which are rented may not be used for pur- poses other than those specified in the contract, nor may third parties use the quarters rented without permission. Forwarders, quartermen, warehousemeén, etc., may warehouse goods for the account of other firms, and shipping companies may warehouse goods for their own account, or when delivered to them for shipment. In rented ware- houses only the ordinary commercial treatment of goods may take place; any further treatment or refining of goods can be done with special permission only. Unpacking or repacking of goods to save customs duties when imported into Germany or to prepare them for smuggling purposes is forbidden. Personal use and consumption of goods in the free port, free of duty, is prohibited, with some excep- tions. It is forbidden to retail or peddle goods or buy goods from ship crews in the free zone. All ship chandlers desiring to do business must first obtain permission from the president of the Freihafen Lagerhaus Gesellschaft, and goods may be sold for equipping ocean vessels only against & written order of the shipowner. Orders from shipowners for spirits and tobacco must be on special forms prescribed by the harbor officials. In order to prevent customs and tax viola- tions those who rent quarters in the free zone for the purpose of manufacturing spirits or perfumery must provide a room in which their workers may be personally searched by the customs officials. Bremen and Bremerhaven.—All usual operations in connection with port traffic are permitted in the free zones. The arrangement of goods and samples for inspection by possible buyers is permitted in spaces rented by the exhibitor. In connection with the retail trade, the prohibitions made by the Bremen authorities applying to the free harbor are as follows: 1. Tt is prohibited to offer goods of all kinds for sale on land or on board vessels without orders in advance. The retail sale of foodstuffs may be permitted by the