cover KASSA: 1800 (c.) XU5 showing gothic script "sv.Caschau" straight line h.s., 1835 XU5 (soiled) with two line "CASCHAU/FRANCO" in red, 1838 E.L. with oval framed "V.CASCHAU" h.s. and 1841 E.L. showing the rare unframed "CASCHAU/RECOMANDIRT" h.s. in black (unlisted in Müller). 212A/d/e/var. Photo