GB 1883 1½d lilac no wmk imperf colour trial in issued colour sg188 very fine

GB 1883 1½d lilac no wmk imperf colour trial in issued colour sg188 very fine

GB 1883 1½d lilac no wmk imperf colour trial in issued colour sg188 very fine
GB 1883 1½d lilac no wmk imperf colour trial in issued colour sg188 very fine mint [ref 276/ sa/6m0880].
GB 1883 1½d lilac no wmk imperf colour trial in issued colour sg188 very fine