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electric and magnetic units

(Encyclopedia)electric and magnetic units, units used to express the magnitudes of various quantities in electricity and magnetism. Three systems of such units, all based on the metric system, are commonly used. On...

Dudley, Thomas

(Encyclopedia)Dudley, Thomas, 1576–1653, colonial governor of Massachusetts, b. England. As a young man he served as a clerk and later as steward to the earl of Lincoln. In 1630 he emigrated to America as deputy ...

Lederman, Leon Max

(Encyclopedia)Lederman, Leon Max lĕdˈərmən [key], 1922–2018, American physicist, Ph.D. Columbia, 1951. He was a professor at Columbia until he became director of the Fermi National Accelerator Laboratory in B...

Greene and Greene

(Encyclopedia)Greene and Greene, architectural firm working in the American arts and crafts style, formed by the brothers Charles Sumner Greene, 1868–1957, and Henry Mather Greene, 1870–1954, both b. Brighton (...

Bulfinch, Charles

(Encyclopedia)Bulfinch, Charles, 1763–1844, American architect, b. Boston. A member of the Boston board of selectmen in 1791, he was chosen chairman in 1799—an office equivalent to mayor and held by Bulfinch fo...

New England Confederation

(Encyclopedia)New England Confederation, union for “mutual safety and welfare” formed in 1643 by representatives of the colonies of Massachusetts Bay, Plymouth, Connecticut, and New Haven. They met in Boston an...

Randolph, Edward

(Encyclopedia)Randolph, Edward, c.1632–1703, English colonial agent in America. In 1676 he carried royal instructions to Massachusetts Bay that required the colony to send representatives to England to satisfy co...

Shays's Rebellion

(Encyclopedia)Shays's Rebellion, 1786–87, armed insurrection by farmers in W Massachusetts against the state government. Debt-ridden farmers, struck by the economic depression that followed the American Revolutio...

Underhill, John

(Encyclopedia)Underhill, John, c.1597–1672, military commander in the American colonies, b. England. In 1630 he accompanied John Winthrop (1588–1649) to Massachusetts Bay, and in 1637 he distinguished himself a...

Annan, Kofi Atta

(Encyclopedia)Annan, Kofi Atta kōˈfē äˈtä ănˈən [key] 1938–2018, Ghanaian diplomat, the seventh secretary-general of the United Nations (1997–2006) and the first person to hold that office who came fro...