 With specifications comparable to then @-@ current offerings from American and Soviet design bureaus , at the time of its cancellation , the Arrow was considered by one aviation industry observer to be one of the most advanced aircraft in the world . The Arrow 's cancellation eventually led to the end of Avro Aircraft Limited ( Canada ) and its president and general manager , Crawford Gordon Jr. was fired shortly afterward . In 1962 , the Hawker Siddeley Group formally dissolved A. V. Roe Canada and transferred all its assets to Hawker Siddeley 's newly formed subsidiary , Hawker Siddeley Canada . 
