Landscape with castle ruin. Drawing, pen and brown ink, grey wash, framing

Landscape with castle ruin. Drawing, pen and brown ink, grey wash, framing lines in grey ink, 10,4 x 16,8 cm, laid paper, unsigned (some smugdes and stains, old glue marks on verso). Loose sheet. Nice veduta of sloping hills with villages and windmills in the background. On the right foreground a ruined castle with a lake or river. The draughtsman succeeded in rendering the reflection of the surroundings on the water.