| 11. | By late Wednesday, letter air mail service was restored statewide, said Postal Service spokesman David Mazer.
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| 12. | Two months later, in June 1925, regular air mail service between Toulouse, Casablanca and Dakar was established.
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| 13. | The binding Official Secrets clause was repealed, privatisation followed, and profitability indexation restored to Air Mail services.
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| 14. | The covers were then backstamped and returned to their senders as promotion of the Air Mail Service.
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| 15. | An air mail service was inaugurated in August 1934 by Railway Air Services, but ceased in late September.
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| 16. | Also in the same year, the airport expanded its air mail service to include Prince Edward Island and Montreal.
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| 17. | Regular Air Mail service began in 1918 and over the years rates varied considerably depending on distance and technology.
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| 18. | The "'Aeromarine AM-1 "'was a biplane built to pursue a US Air Mail Service requirement for a nighttime transport.
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| 19. | Developed in the aftermath of World War I, air mail service owed much to the bravery of its earliest pilots.
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| 20. | Nevill Vintcent and J . R . D . Tata together pioneered the air mail service from London to the sub-continent.
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