Keywords: Hans Georg Nägeli (Balder).jpg engraving Hans Georg Nägeli ca 1830 print paper place of discovery object history exhibition history credit line Lith v Orell Füssli Cie accession number place of creation Zürich http //gallica bnf fr/ark /12148/btv1b84229418 PD-old Hans Georg Nägeli 19th-century engraved portraits of men Portraits of composers |