Here are some more of her photos. lovelys-vintage-emporium.myshopify.com/blogs/lovelys-vintage/33549764-etheldreda-laing-pioneering-edwardian-photographer
It seems to me that they are genuine. Apparently a box of four plates, of the size Laing used, cost more than the average working man’s daily wage, so it was very much the hobby of a rich photographer, and you wouldn't get many people doing it commercially.
To think that London, or anywhere else for that matter, does not belong to any one demographic
A Good Year Film4 6.40 tonight
Recommendations please, for a stopover on the way to Loch Tay