1789–1859, American astronomer, b. Portland, Maine. He early aided his father in the trades of silversmith and clockmaker in Boston. He soon became ...
1757–1842, U.S. government official, b. Lancaster, Pa. Admitted to the bar in 1786, he practiced law in Baltimore before serving in the Maryland sta...
1939–, Canadian-American molecular biologist, b. Montreal, Ph.D., Univ. of Colorado, 1967. A professor at Yale Univ. since 1971, he discovered that ...