Porta Nigra, Treves. 1855 Engraving. £14.50 Quantity: at £14.50 each Add To Basket 1 in stock. 0 in your basket View Basket Checkout For Sale is a Full Page from the Illustrated London News October 13th 1855, showing an Engraving for "Porta Nigra, Treves."Size of Engraving 24cm. x 16cm.Also on this Page is an Engraving called "Treves. - General View."Size of Engraving 16cm. x 14cm.Condition Very Good, No Foxing.