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Advisory Circulars

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70/7460-1L AJV-1 Obstruction Marking and Lighting with Change 2 This Advisory Circular (AC) sets forth standards for marking and lighting obstructions that have been deemed to be a hazard to air navigation. The change number and date of the change material are located at the top of the page. Advisory Circular 70/7460-1L is effective immediately. 10-08-2016

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