On this day:
868: The earliest surviving dated printed book, Diamond Sutra of Mahayana Buddhism, is produced in China
1998: India conducts three underground nuclear tests in Pokhran, including a thermonuclear device
Born on this day:
1904: Salvador DalÃ, Spanish painter
1918: Richard Feynman, American physicist, Nobel Prize laureate
Gone on this day:
1981: Bob Marley, Jamaican/American singer-songwriter, guitarist