Keywords: Carl Hasenpflug (attributed) Kloster Walkenried im Schnee.jpg Snowy Walkenried ruins http //www liveauctioneers com/item/4024235 first half other date century 19 oil canvas in 21 24 5 object history credit line accession number attributed to PD-old-100 Carl Hasenpflug Kloster Walkenried Harz in art Paintings of winter Paintings of ruins |