Hubert Robert – The Hermitage Museum ГЭ-9609. Title: Pool Surrounded by a Colonnade (Villa Giulia ?). Date: 1760s - early 1770s. Materials: oil on canvas. Dimensions: 116.5 x 141 cm. Nr.: ГЭ-9609. Source: http://www.hermitagemuseum.org/wps/portal/hermitage/digital-collection/01.+Paintings/38197/?lng=en. I have changed the light of the original photo.
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