Lot 60370 – 1936-1939 Stephen Smith six rocket mail envelopes postmarked

1936-1939 Stephen Smith six rocket mail envelopes postmarked Calcutta and bearing a variety of rocket despatch labels. “The Liar” 19.9 1939 (SS-59), “Grog-Nee-Gin” 19.9 1939 (SS-60), “The Star of India” 10.6 1936 (SS-32), “Coronation no 141” 12.5.1937 (SS-45), “The Saturn Express” 22.9 1937 (SS-47) (SS-46A). Very attractive rocketgrams with colourful labels and different cachets. Unusual material and scarce air mail documentation.