12inch x 18inch Poster Spanish poster of a ship at port being loaded by a crane. The cargo is marked CNT. On the portside is a bus. The ConfederaciĆ³n Nacional del Trabajo (CNT; "National Confederation of Labour") is a Spanish confederation of anarcho-syndicalist labour unions founded in 1910. Throughout its history, it has played a major role in the Spanish labor movement. There is a border around the image. The image size is correct.