| 1. | Thereafter, the term " air letter " quickly faded from use.
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| 2. | Pakistan had issued 5 different types of aerogrammes and air letters.
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| 3. | On April 29, 1947 the US entered the scene with a 10 cent " Air Letter"
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| 4. | Curiously, the British 6d air letter rate remained in effect until 1966 while other postal rates increased.
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| 5. | All air letters, air parcels and Speedpost items posted before the suspension may be either delayed or returned to senders.
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| 6. | Evans first saw the air letter form in Iraq, whilst touring the Commands after his arrival in the Middle East theatre.
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| 7. | It was a forerunner of air letters and the present aerogrammes, single sheets of paper that are folded and become their own envelope.
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| 8. | The first Pakistani air letter was a Nasik " Pakistan " overprint of a 6 anna British India, King George VI 1946 issue.
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| 9. | The solution, initiated by the APS and the GPO, was the introduction of the " airgraph " and the " air letter form ".
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| 10. | Pre-printed aerogrammes forms ( or air letter as they were inscribed ), with a 4?piastre stamp affixed, were first made available in 1944.
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