細節
Pieter Gerardus van Os (1776-1839)
A Pond in a Wood with a Herdsman watering his Cattle
signed, inscribed and dated 'PG.van Os.f: Brussel 1819'
black chalk, grey wash, brown ink framing lines
112 x 191 mm.; a landscape drawing by G.A. van Oosterhoudt (1792-1834) and a view of the ruins of the Nollenpoort on the beach at Flushing, done between 1812 and 1850, by a 19th Century Dutch hand (3)