I found a modern aerial picture of Kenley Airfield
Modern Kenley
and also a site where Luftwaffe reconnaissance photos are for sale
Lufwaffe Aerial Reconnaissance Photos
Also whilst browsing, I found this site that may be useful to those who take an interest in the Battle of Britain
Fighter Command HQ Uxbridge
Nothing other than that really, perhaps someone else will have better luck helping you with your quest.
Kermie