11 Vues d’Optique of "Miraculum Mundi" and Slides from acr

1-2) Publisher Georg Balthasar Probst, Augsburg, c. 1770, uncropped format 47.5 x 34.5 cm, hand-tinted and with reversed legends: "Babylonii muri, miraculum mundi primum" and "Colossea statua Rhodi, miraculum mundi secundum". - 3-7) Trimmed and mounted on card: "Babylonii muri, miraculum mundi primum", "Colossea statua Rhodi, miraculum mundi secundum". "Pyramides Aegyptiae, miraculum mundi tertium", "Mausoli monumentum, miraculum mundi quartum" and "Templum Dianae Ephesi, miraculum mundi quintum". Well-preserved. - 8) 38 ethnological photographic slides, c. 1890, 8.5 x 8.5 cm, some tinted. - In addition: Another 100 slides, 8.5 x 8.5 cm or 8.5 x 10 cm of reproductions or prints, mostly attractively colored, including Mazo, Paris: "Un voyage du Pole Nord" (complete 1-12); 9 slides of "Quo Vadis" with very dramatic, modern-looking; series 1-12 of colored comical slides of a painter and musician; 8 slides of "Our lifeboat men". - And: 9-12) 4 more vues d’optiques.

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)