unused 1942 (Apr.) "DAI NIPPON/2602/PENANG" on Straits 1c. marginal pair, the right stampe showing variety overprint double, 8c. vertical pair with the lower stamp showing misplaced overprint, and two 15c. horizontal pairs, one with the left stamp showing misplaced overprint, the other with left stamp showing variety "N PPON" for "NIPPON", fine mint