cover 1891 (16 Apr.) commercial envelope registered to Colchester "Via Brindisi" from the Mercantile Bank (logo and wax seal on reverse) bearing 14c. on 30c. mauve (paying double rate) and 7c. on 10c. green (registration fee) tied by large "B62" type D6 and showing the appropriate transit marks. Light peripheral creasing from the large enclosure, a very scarce combination of these two values. R.P.S. Certificate (1997). Photo