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Scene in a lecture theatre, with chemical equations written on the blackboard, a woman giving a lecture, and students taking notes. circa 1940s
Elementos de Matematica by Spanish architect Benito BailsElementos de Matematica (Elements of Mathematics), by Benito Bails (1730-1797), Spanish architect and mathematician of The Enlightenment. Trigonometric calculations
Advert for The Adder Adding Machine. 1909
Messrs. Scheutzs New Calculating MachineMessrs. Pehr (Per) Georg Scheutz (1785-1873) and Edvard Scheutzs (of Stockholm, Sweden) New Calculating (Tabulating) Machine
Circumference of the Earth. Leonardo da Vinci (1452-1519) deCircumference of the Earth. Eratosthenes (250 BC) calculated the circumference of the Earth by measuring noontime shadows at two localities of different latitude
Blaise Pascal, French mathematician, at the age of 12Blaise Pascal, French mathematician, physicist, inventor, writer and Catholic philosopher. Seen here at the age of 12, writing out some calculations on the floor
MathematiciansTwo scholars use a mathematical device, perhaps to help them in some surveying or astronomical calculations
Francesco De Lana FlightThe project of Francesco de Lana, an Italian Jesuit from Brescia, based on sound aeronautical principles though his calculations were somewhat at fault