sentences:  Upon his return to Vilnius he was offered a chair of architecture, which he accepted.Among his most notable architectural works are the refurbishment of the interior of the Vilna University (1802-1804), including the Aula's interior, Evangelical Reformers' Church (1829-1835) and the neoclassical Jan Śniadecki's manor in Jašiūnai (reconstructed between 1824 and 1828).Yet another of his major works was the neo-Palladian "Tusculanum manor" (in modern Žirmūnai, Vilnius), completed in 1825.