Ukraine: 'Moscow bombs boarding school'

901.72 - 926.055 Emma Barnett

and also he was transcribing the mathematical equations on a blackboard. It's one of very few blackboards in existence and the only signed one that we know of at all. There's one more in the UK at the University of Oxford. There were two but somebody unfortunately cleaned one of them so this is a very very rare item and it's got a wonderful signature and a date right at the bottom of it.