Thanks; a lot of information there, but I really wanted details of SW19, Merton and Wimbledon, and apart from the total number of V1s that fell there, I can't find any more details. I once had a newspaper cutting with a map showing where they landed, but unfortunately I've lost it.
Bomb damage maps are held by the London Metropolitan Archives at 40 Northampton Road, EC1R 0HB. If you're able to get there, they're open on Mon, Wed, & Fri 9.30-4.45pm, Tues & Thurs 9.30-7.30pm.