Valerian Platonovich Langer

Portrait of Anton A. Delvig, 1830 Valerian Platonovich Langer

The Grand Caprice pavilion in the Catherine Park of Tsarskoye Selo, ca 1820 Valerian Platonovich Langer

Cameron Gallery at the Catherine Palace in Tsarskoye Selo, ca 1820 Valerian Platonovich Langer