Equation Collection

Scene in a lecture theatre, with chemical equations written on the blackboard, a woman giving a lecture, and students taking notes. circa 1940s

Hans the Clever Horse
Hans a horse of singular mathmatical skill, with his handler, and his tutor Wilhelm von Osten, who was convinced that animals possessed an intelligence equal to humans

PACIOLI, Luca (1445-1510). Italian mathematician
" PACIOLI, Luca (1445-1510). Italian mathematician an clergyman. " Divina Proporcione". FRANCE. Paris. National Library."

Cryptic Postcard - Three Abbots empty their bowels
Musings from the papal throne...! A postcard with a caption calculation (equation) which needs to be read phonetically (in French)

Lesson at Marlborough
A lesson taking place at Marlborough School. Date: 1950s

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