Back is stamped with Lotte Meitner-Graf studio info, including "23 Old Bond Street, W.1, London". Also a copyright claim, and "not to be reproduced without acknowledgement". This copy came to Barbara when Miriam Sr. died. On the back of the frame, John wrote "Taken in 1970, when I was in London on way to Nice International Congress of Mathematicians. Mum had it till her death."