Series
Catalogue reference: DR 41
DR 41
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...
DR 41
1948-1978
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.
Public Record(s)
English
7 file(s)
Subject to 30 year closure
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.
Records created or inherited by the Civil Aviation Authority
Civil Registration Branch, and Civil Aviation Authority, Airworthiness Division: Foreign Helicopters, Type Records
Records that share similar topics with this record.