London’s Biggest Blitz (1941)
Public information film: What To Do In An Air Raid (1940)
Public information film: Your Anderson Shelter This Winter (1940)
Defiant London a Timeline documentary
The 13 Hours that Saved Britain | Battle of Britain Day | Timeline
I found the eyewitness accounts of this final battle and the blitz on London by people who were children at the time of particular interest.