Cancelled Block of Four 1865 ½a., 8p., 1a. and 2a., 1866-78 4a. Die I and 6a. 8p., 1868 8a., 1874 9p. and 1r., and 1876 6a. and 12a., each in a marginal block of four overprinted "CANCELLED" (Samuel Types 16 or 17), fresh and fine unmounted mint