1867, 10 kreuzer deep blue, fine printing, single franking on complete adornment promotional envelope the Correspondance Stenographique from \"WR. NEUSTADT 30.1.78 \" to Champ Aubert in the Departement Marne in France, the stamp is perfect perforations and depth of colour, the envelope to demonstration purposes lateral sliced, the upper on the back flap is in the right upper area damaged and undisturbing underglued, photo expertize Prof. Dr. Ulrich Ferchenbauer VOeB (2017) \"it is an effective superb item! This interesting and very rare ornament letter promotional piece of evidence. \"