王立ヴュルテンベルク邦有鉄道
The foundation stone of the new factory was laid at Esslingen am Neckar on 4 May 1846. One year later, in October 1847, the first locomotive ordered by the Royal Württemberg State Railways ("Königlich Württembergische Staats-Eisenbahnen") or "K.W.St. E." was delivered.