Catalogue description Civil Registration Branch, and Civil Aviation Authority, Airworthiness Division: Foreign Helicopters, Type Records

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Details of DR 41
Reference: DR 41
Title: Civil Registration Branch, and Civil Aviation Authority, Airworthiness Division: Foreign Helicopters, Type Records
Description:

This series contains airworthiness type design records deposited at the Civil Registration Branch and Civil Aviation Authority by foreign helicopter manufacturers.

They include reports on testing, performance and modifications and are concerned with general airworthiness as specified by British Civil Airworthiness Requirements.
Date: 1949-1978
Held by: The National Archives, Kew
Legal status: Public Record(s)
Language: English
Creator:

Civil Aviation Authority, Airworthiness Division, 1972-1985

Civil Registration Branch, 1949-1972
Physical description: 7 file(s)
Access conditions: Subject to 30 year closure
Administrative / biographical background:

Airworthiness type design records are used by the Civil Aviation Authority's surveyors as part of the process of evaluating the design, in associated testing and development of the helicopter, to ensure conformity to the standards specified in the British Civil Airworthiness Requirements.

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