As per the Sale of Goods Act, 1930 document of title of goods is?

As per s. 2 (4) “document of title to goods” includes a bill of lading, dockwarrant, warehouse keeper’s certificate, wharfingers’ certificate, railway receipt, [multimodal transport document,] warrant or order for the delivery of goods and any other document used in the ordinary course of business as proof of the possession or control of goods, or authorising or purporting to authorise, either by endorsement or by delivery, the possessor of the document to transfer or receive goods thereby represented;