Set of 4 mid century flush mount ceiling lamp, Germany 1950s

Here we offer a rare and beautiful set, consisting of four ceiling lamps. The lamps have history, and can be used for the hallway, the kitchen and other rooms, even for an office or loft. The lamps have a glass shade with a fine stripe decoration. The glass is clear at the top. The ceiling lamps have a porcelain base and a porcelain socket. The base can be fixed to the ceiling with two screws (not included). A plastic ring holds the glass. The plastic ring is screwed onto the base.... Bulbs: E27 up to 100 Watt (not included in the offer We recommend LED bulbs.). The lamp is marked on the underside. It comes from first ownership. Weight: approx. 2.5 kg per lamp. CONDITION Good condition, according to the age. The glass has no chips or damage. On one lamp the edge is frayed, which is irrelevant for the assembly. There may be traces of ceiling paint on the base and ring.... The lamps are in working order. DRAFT Unknown factory design MANUFACTURER Made in Germany by an unknown manufacturer, presumably VEB Beleuchtungskörper Halle, Saale. OLD 1950 till 1959 MATERIAL Porcelain, glass. dimensions in cm (heightwidthheight) 202424 Ø shade:: 24 cm SPECIAL FEATURE These so-called "drop" lamps hung in the corridors of an old school building of the former GDR from the 1950s.