"Azriel ""Al"" Blackman signs an autograph for an aviation enthusiast after flying in a DC-3, Wednesday, July 18, 2012 in New York.  American Airlines is celebrating the 70-year service of a New York City mechanic who says he has no plans to retire. Azriel ""Al"" Blackman was 16 years old when he started as an apprentice mechanic in July of 1942. (AP Photo/Mary Altaffer)"
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