Rare Key-Wind Forte-Piano Overture Musical Box by Langdorff, c.

No. 7030, playing three overtures in six revolutions, with 107 teeth in the forte and 38 teeth in the piano combs (both complete, approx. four neatly replaced teeth in piano comb), brass comb-washers, brass bedplate, instant-stop control, manuscript tune-sheet with numbers 2064 and 420, grained case with red interior, hinged endflap and veneered and inlaid lid, wd. 22 ½ in. (57 cm), cylinder 15 x 2 in. diam. (38 x 5 cm), lid refinished, movement in good restored condition. - Note: An unusual format, in which long overtures are arranged in two revolutions of the standard-diameter cylinder. The first revolution of each overture is an andante, the second an allegro. The program comprises the overtures to "Diamants de la Couronne" and "Haydée" by Auber and "Sémiramis" by Rossini.

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)