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Mason-Dixon Line

(Encyclopedia)Mason-Dixon Line, boundary between Pennsylvania and Maryland (running between lat. 39°43′26.3″N and lat. 39°43′17.6″N), surveyed by the English team of Charles Mason, a mathematician and ast...

Mifflin, Thomas

(Encyclopedia)Mifflin, Thomas, 1744–1800, American Revolutionary general and political leader, b. Philadelphia. Turning from business to public affairs, he was a member of the Pennsylvania provincial assembly and...

Wilson, James, American jurist

(Encyclopedia)Wilson, James, 1742–98, American jurist, signer of the Declaration of Independence, b. near St. Andrews, Scotland. He studied at the universities of Glasgow and Edinburgh and, after emigrating to Pe...

Roberts, Owen Josephus

(Encyclopedia)Roberts, Owen Josephus, 1875–1955, associate justice of the U.S. Supreme Court (1930–45), b. Philadelphia. After receiving (1898) his law degree from the Univ. of Pennsylvania, he practiced law in...

Mühlenberg, Heinrich Melchior

(Encyclopedia)Mühlenberg, Heinrich Melchior myo͞oˈlənbûrg [key], 1746–1807, American clergyman, Revolutionary officer, and legislator, eldest son of Heinrich, was born in Trappe, Pa., and studied at Halle. A...

Finley, Samuel

(Encyclopedia)Finley, Samuel, 1715–66, Presbyterian minister, president of the College of New Jersey (now Princeton), b. Ireland. He went to North America in 1734 and is believed to have studied under William Ten...

Randall, Samuel Jackson

(Encyclopedia)Randall, Samuel Jackson, 1828–90, American politician, b. Philadelphia. A Democrat, he was a U.S. Representative from Pennsylvania from 1863 until his death. As speaker (1876–81), he presided over...

McKean, Thomas

(Encyclopedia)McKean, Thomas məkānˈ, –kēnˈ [key], 1734–1817, political leader in the American Revolution, signer of the Declaration of Independence, b. New London, Pa. He settled at New Castle, Del., and b...

Wyoming Valley

(Encyclopedia)Wyoming Valley, c.20 mi (30 km) long and 3 to 4 mi (4.8–6.4 km) wide, in Luzerne co., NE Pa., through which flows the Susquehanna River. Wilkes-Barre is the major city of this once-rich anthracite c...

Pickering, Timothy

(Encyclopedia)Pickering, Timothy, 1745–1829, American political leader and Revolutionary War army officer, b. Salem, Mass. He was admitted to the bar (1768) and played an active part in pre-Revolutionary activiti...