Lot 71266 – 1889 (Apr 2) QV 1c green postal stationery card from Swatow cancelled by rare Swatow cds

1889 (Apr 2) QV 1c green postal stationery card from Swatow to the American Presbyterian Mission Press in Shanghai, cancelled by rare Swatow cds (Webb type D, who states only two examples of this cancellation are known on cover” and rated as RR in the Patrick Pearson scarcity guide), reverse with Hong Kong and Shanghai arrival cds, very fine and rare cancellation.