25 Jul 1857 Frank Sprague - an American engineer, inventor, and a pioneer in electric railway transportation. He formed the Sprague Electric Railway and Motor Company in 1884, and became known as "the father of electric railway traction." when he installed the first U.S. electric trolley system (Richmond, Va., 1887).
25 July 1874 Sergey Vasilyevich Lebedev Developed method for industrial production of synthetic rubber.
25 Jul 1920 Rosalind Elsie Franklin - English physical chemist and X-ray crystallographer who contributed to the discovery of the molecular structure of deoxyribonucleic acid (DNA).
1978, in England, Louise Joy Brown, the first test tube baby was born in Oldham. She had been conceived through the technique of in-vitro fertilization.
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