Spifire history and interviews of people who made them:
Sir Stanley Hooker, Cyril Lovesey and Harry Pearson from Rolls-Royce
Alan Clifton, Harold Smith and Len Gooch from Vickers-Supermarine
and people who flew them:
Jeffrey Quill, Johnnie Johnson, Douglas Bader and Robert Stanford Tuck
View: https://www.youtube.com/watch?v=vDzZnCkbxgs
Sir Stanley Hooker, Cyril Lovesey and Harry Pearson from Rolls-Royce
Alan Clifton, Harold Smith and Len Gooch from Vickers-Supermarine
and people who flew them:
Jeffrey Quill, Johnnie Johnson, Douglas Bader and Robert Stanford Tuck