(Encyclopedia) Helms, Jesse Alexander, 1921–2008, U.S. senator from North Carolina (1973–2003), b. Monroe, N.C. He served in the navy, chiefly as a recruiter, during World War II. A local radio…
(Encyclopedia) Henson, Matthew Alexander, 1866–1965, African-American arctic explorer, b. Charles County, Md. He accompanied Robert E. Peary as personal assistant, dog driver, and interpreter on…
(Encyclopedia) Forsyth, Alexander JohnForsyth, Alexander Johnfôrsīthˈ [key], 1769–1843, Scottish inventor. He invented in 1807 the first workable percussion cap for the ignition of gunpowder in…
(Encyclopedia) Fleming, Sir Alexander, 1881–1955, Scottish bacteriologist, discoverer of penicillin (1928) and lysozyme (1922), an antibacterial substance found in saliva and other body secretions.…
(Encyclopedia) Johnson, Alexander Bryan, 1786–1867, American philosopher and semanticist, b. Gosport, England. He immigrated (1801) to the United States and eventually became a wealthy banker in…
(Encyclopedia) Johnston, Alexander Keith, 1804–71, Scottish cartographer and geographer royal of Scotland. He issued many notable atlases, maps, and gazetteers, including The National Atlas of…
(Encyclopedia) Mudd, Samuel Alexander, 1833–83, Maryland physician and Confederate sympathizer who on April 15, 1865, set the broken left leg of Lincoln's fleeing assassin, John Wilkes Booth. Mudd…
(Encyclopedia) Müller, Karl Alexander, 1927–, Swiss physicist, Ph.D. Swiss Federal Institute of Technology, 1958. In 1983, Müller and co-researcher Johannes Georg Bednorz discovered superconductivity…
(Encyclopedia) Logan, John Alexander, 1826–86, American politician, Union general in the Civil War, b. Murphysboro, Ill. He fought in the Mexican War and practiced law in Illinois. A Democrat who…
