Keywords: Anton Einsle 001.jpg Artwork Creator Anton Einsle 1837 oil panel Unframed 66 0 x 53 0cm Framed 108 0 x 78 0cm Gallery King of Hanover's Castle Marienburg near Hildesheim see inventory label ; Sotheby's Auction in Castle Marienburg 5th - 15th October 2005 Lot 1836 For over 150 years this painting by the famous Austrian portraitist Anton Einsle was considered missing by historians It has been newly discovered at Sotheby's auction in Castle Marienburg near Hildesheim cite web https //www wilnitsky com/scripts/redgallery1 dll/details No 25607 Anton Einsle 1801-1871 Archduke Alexander Leopold Rediscovered Oil Painting 1837 Boris Wilnitsky Fine Arts 2013-02-03 Other versions Anton Einsle 19th-century portrait paintings location missing House of Habsburg-Lorraine 1837 paintings 1825 births 1837 deaths 19th-century oil portraits of boys at bust length 19th-century oil portraits of boys at half length 19th-century oval portraits of boys Fashion in 1837 Portraits with sky background PD-old-100 DEFAULTSORT 1837; Alexander of Austria Images from Sotheby's 1830s portrait paintings |