Los 3354

1951, 4as, from Pakistan (on reverse) and 1d Postage due with opt from Bechuanaland, on Navy letter from Karachi to Elizabeth/NJ/USA redirected to Gaberones Village/Bechuanaland Protectorate there taxed with 1d carmine with black BECHUANALAND PROTECORATE opt, violet FMO anchor KARACHI and oval HMPS BAHADUR Royal Pakistan Navy cachets on front, an unusual letter, fresh and desirable, ex Besancon, XF! Estimate 600€.