Polyorama Panoptique, Shadow Plays and Optical Illusions, 1849 o

1) France. Polyorama Panoptique – the small image viewing device for day-and-night metamorphic images in the format 14.4 x 9.7 cm, size of the viewer 16 x 25 cm, height 13 cm, green bellows in fine condition, front in mahogany with framed lens of 3.0 cm diameter, housing with green decorative paper, with an image of Paris "Place Louis XV" (with admissable cracks). (3-/3) – 2) Haarlem, Netherlands. Schimmenspel (shadow plays), c. 1900, stand 31 x 41 cm with theater backdrop 12 x 17 cm, instructions and texts, 16 shadow backdrops and approx. 100 cut-out shadow figures for fairy tales. – In addition: 7 further backdrops 20 x 16 cm from peep-show sheets from c. 1760 and 4 from 1900. (3-/–) – 3) 4 peep-show sheets from c. 1760, approx. 41 x 31 cm, 2 of them for night effects, including a watercolor from c. 1800 – night view of the Colosseum with the moon, 35 x 26 cm. (3-/–) – And: 4) 5 objects with optical illusions (not copies): Carte-Silhouette Alphonse XIII, Head Metamorphosis Turntable 12 cm, Images Magiques – 6 x 9 cm for a stripe grid to be placed on top, Chinese magic mirror (diameter of round surface 13 cm, with point light illumination and a distance of 5 m a weak, crystalline-looking reflection image) and a Claude Lorrain glass in a 16 x 13 cm frame. (3/–)

布雷克拍品等级是为了方便竞买人判断拍卖品的成色而设置的。布雷克等级用1到6级来标注外观和功能的成色，(从非常好到非常差)。 在目录图册里用括号里的2个数字来表示，前一个数字表示外观成色的级别，后一个数字表示功能成色的级别。如(3/2)表示外观成色是3(满意的)，功能成色2(好)。 成色 定义参照下列标准： 1 - 非常好 (未使用过，没有使用痕迹) 2 - 好 (新，极少的使用痕迹) 3 - 满意的 (普通的使用痕迹) 4 - 及格的 (明显的使用痕迹，某个非主要部件是后配的) 5 - 有缺陷的 (极明显的使用痕迹, 某个主要部件是后配的，功能上有缺陷，需要修理) 6 - 非常差 (严重破损, 缺少重要部件)