O 24/8 AP 4" bridge type c.d.s. applied at the Mission H.Q. Salu, to Darjeeling, showing Rangpo (transit) and arrival c.d.s. A fine exhibition item. Photo" /> cover 1904 (8 Apr.) picture postcard (chromo litho) to Darjeeling with ½a. tied by a good strike of the very rare "FIELD P.O. N<V>O 24/8 AP 4" bridge type c.d.s. applied at the Mission H.Q. Salu, to Darjeeling, showing Rangpo (transit) and arrival c.d.s. A fine exhibition item. Photo | Christie's