1850-54 Archer trial perforation 16, 1d., examples of each of the plates from 92 to 101, all are used and matched with the corresponding imperforate issue except plate 95 which is unused, also an example of the 1d. Treasury roulette (on all four sides) off-cover, lettered TC, used; fsir to fine. Plates 92, 95 and the roulette with R.P.S. Certificates (1989, 1987 and 1958 respectively S.G. Spec. CE2, B2a