cover 25 May: 15Kr. brown on dated E.L. (paper strengthened for conservation purposes) to Switzerland (27.5 arrival) via Vienna (26.5), cancelled by "PEST/B.H./25.5" c.d.s. and showing oval "FRANCO/ZUR ÖST/AUSGANGSGRENZE" oval h.s., the cover only prepaid to the border. The sole recorded single franking of this value used as a Hungarian Provisional. Signed Puschmann. Photo