The West Virginia. Cyclopedia
Battle of Philippi
When Confederate forces, numbering about 800 men, threatened to seize control of the Baltimore & Ohio Railroad (B&O) at Grafton, the South's troops were met by 3,000 federal troops under the general command of Major General George B. McClellan. The resulting engagement, which occurried on the night of June 3, 1861, became the first land battle of the Civil War involving organized troops, that battle taking place at Philippi, about 15 miles south of Grafton.
See also: Philippi, West Virginia