PRONK, Cornelis (1691-1759). "Kasteel Wel". 1740. Drawing in white, grey and black colour wash. 200 x 307 mm. Signed, captioned and dated by the artist. Hinged to mount. (Slightly foxed, but in v.g. condition). -- Added: Willem UPPINK (1767-1849). "Buiten Brussel aan de Etang". N.d. Drawing in pencil. 210 x 280 mm. Signed in pencil in left outer lower corner, titled and signed also on v°. Hinged to mount. -- (2).