Vincenzo Brenna (Florence 1745-1820 Saint Petersburg)

Vincenzo Brenna (Florence 1745-1820 Saint Petersburg)
A view of the Arch of Constantine; and A view of a Roman arch, both surrounded by a decorative border
the first signed 'V. BRENNO.ROMANUS.FECIT.' and inscribed 'CAES.COSTANTINI.AUG.TRIUMPHALEM.MONUME.'

traces of black chalk, pen and grey ink, watercolour, the decorative borders in bodycolour
15 7/8 x 20 3/8 in. (40.3 x 51.7 cm.) each
(2)a pair