Hahn-Goerz Cinema Projector, c. 1924

Hahn-Goerz, Kassel, Germany. Projector for 35mm cinema film on 600m reels (2 reels available in fire protection drums). Step switch mechanism with Maltese cross. Drive either via handcrank or electric motor. Lens unknown. Projection head with Hahn-Goerz label and the fire protection drums with Zeiss Ikon, which is no contradiction. As of 1924, the Hahn works in Kassel belonged to Zeiss Ikon. Both names were used simultaneously. This silent film projector was modernized c. 1932 with a sound film optical sound scanner. – In addition: Carbon arc lamp Jovo – Automatic III from Jovo, Frankenhausen. – A rare silent and sound film projector. Electrical functions not tested.

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)