LEWISBURG  , a

borough and the county-seat of Union county, Pennsylvania, U.S.A., on the W. bank of West Branch of the Susquehanna river, about 50 M . N. of Harrisburg . Pop . (190o) 3457 (6o foreign-born); (1910) 3081 . It is served by the Pennsylvania and the Philadelphia & Reading railways . It is the seat of Bucknell University (coeducational), opened in 1846 as the university of Lewisburg and renamed in 1886 in honour of William Bucknell (1809-1890), a liberal benefactor . The university comprises a College of Liberal Arts, an Academy for Young Men, an Institute for Young Women, and a School of Music, and in 1908—1909 had 50 instructors and 775 students, of whom 547 were in the College of Liberal Arts . The city is situated in a farming region, and has various manufactures, including flour, lumber, furniture, woollens, nails, foundry products and carriages . Lewisburg (until about 1805 called Derrstown) was founded and laid out in 1785 by Ludwig Derr, a German, and was chartered as a borough in 1812 .