Rarest Straits Settlements Cover
This envelope is the only known cover used in Singapore bearing all four 1854 values on Indian stamps used in the Straits Settlements. This cover bears two 1/2 anna blue (Die 1), 1-anna Red (Die II), two 2-anna green and a cut-to-shape 4-anna blue and red (1st printing). All stamps are tied by a diamond-of-dots cancellation.