David Irving responds:

I TAKE it that FU are the initials of some university attended by Mr Ullman. I have left his other spelling as it was. He appears to be as preoccupied with animal excrement as is the scholar Deborah
Lipstadt, to judge from her many recent references to this same brown, can’t-tell-it-from-butter, substance that seems to abound on the sidewalks of the Atlanta ghetto she infests. A psychiatrist will have to explain to us the reason for this obsession with faeces.