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Summary

Description The Sikorsky YCH-53A helicopter prototype (BuNo 151613), which made its first flight on 14 October 1964.
Date
Source U.S. Navy Naval Aviation News December 1964 [1]
Author USN

Licensing

Public domain
This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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copyright status

public domain

applies to jurisdiction: United States
determination method or standard: work of the federal government of the United States

inception

1964

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current20:19, 21 April 2009Thumbnail for version as of 20:19, 21 April 2009839 × 318 (80 KB)Cobatfor== Summary == {{Information |Description=The Sikorsky YCH-53A helicopter prototype (BuNo 151613), which made its first flicht on 14 October 1964. |Source=U.S. Navy Naval Aviation News December 1964 [http://www.history.navy.mil/nan/backissues/1960s/1964/De

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