One point for the name of this car. Make and model please. :)
Experts?
That's an unlikely chain-drive Sunbeam of 1910 called Nautilus. Louis Coatalen at the wheel.
It is indeed the Sunbeam Nautilus, one point 2U 8)
A rare 1910 photo of the Nautilus:
That photo appears in Bill Boddy's Brooklands history which is how I knew what it was.
I think that was the (now missing) puzzle photo - with "Nautilus" photoshopped out of course).
There are a lot of missing photos from members who no longer visit us which is a pity but can't be helped.
Another rare 1913 photo: