A German classical scholar, born at Chemnitz, son of a poor weaver, and reared all along almost on the verge of destitution; became eminent by his heroic devotion to scholarship, both as a translator and editor of classical works, his edition of "Virgil" the chief in the latter department; Carlyle almost ranks him among his heroes, and ascribes superlative merit to his book on Virgil (1729-1812).