unused PREPARED FOR USE BUT NOT ISSUED UNSURCHARGED: 32c. slate, 64c. red-brown and 2r.50c. dull rose, all unused, the 32c. with some original gum, the 2r. 50c. showing some perforation imperfections. A very rare series. All with R.P.S. Certificates (1986, 1963 and 1949 respectively). S.G. 139-141, #2650. Photo