page_title: Roy Ewans
section_title: Avro
hierarchical_section_title: Roy Ewans / Career / Avro
caption_attribution_description: English: Scrap-view silhouettes of Avro Vulcan tail configurations
context_page_description: John Roy Ewans FRAeS was a British aerodynamicist, and the former chief designer of the Manchester-based aircraft company Avro.
context_section_description: He joined Avro in Manchester (Chadderton) in 1949. In October 1949 he became the Chief Aerodynamicist. In May 1955 he became deputy Chief Designer. In July 1955 he became the Chief Designer, designing the Avro Vulcan B2.
  Whilst at Avro, he was responsible for the design of the Avro 748, now known as the Hawker Siddeley HS 748, of which over 400 were built.
  In the early 1960s at Avro, he was working on the proposed Avro 761 airliner, a development of the proposed Avro 771 airliner; neither were built.
caption: Tail configurations of the Vulcan
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