You can read about 'the black Labrador who shall now be forever nameless' here:
Here's the BBC's report about the burning of books and rewriting of history.
Dambusters dog: Headstone replaced to remove racist name
The 617 Squadron's mascot, a black Labrador, died on the day of its famous "bouncing bomb" raid on German dams in 1943.
A memorial at the Dambusters' World War Two base, RAF Scampton, bearing the dog's name was removed.
The RAF said it did not want to give prominence to an offensive term that went against its ethos.
Sir Edward Leigh, Conservative MP for Gainsborough, said he was "very fearful of our ability today to erase or re-write history".
And here's a magnificent sunset ceremony to honour those great men.