Does anyone know which book has this first line?

[Pentagon]

"Then the big red bus knocked him down in Fitzjohn's Avenue, the first thing that floated into Eric's mind was....."

[maggie01]

don't know the answer really but it could it just be called the big red bus

[Ray The Grey]

Then the big red bus knocked him down in Fitzjohn's Avenue, the first thing that floated into Eric's mind was that it was a funny thing--- you think you know well, walk down it every day, but its not till your'e flat on your back in the middle of it that you realise how terribly broad it is, how very how very tall houses are.

This is the rest of the paragraph - searching on Google you should get more info. I can't as sites are blocked from work. Good luck