Museo Galileo
Virtual Museum
Peter Barlow

English mathematician and physicist. Studied electromagnetic phenomena. Professor of mathematics at the Royal Military Academy of Woolwich. Composed many mathematical treatises, but also took an interest in astronomy and improved the construction of achromatic objectives for telescopes. Conducted major research on magnetism and found a method for compensating the effect of metal masses of ships on compasses. Developed the wheel that bears his name, an extremely simple electric motor. Also worked on railroad engineering.