Registrar General 1868/69: Overprinted "R.G." in blue, shifted to the left, on 6 d. bright blue, wmk. Large Star, perf. 11½ x rouletted, a used example, cancelled by clear 'G.P.O. / Adelaide' cds (May 25, 1872) in black. Butler 2R. Cert. Ceremuga (2018).