Industrial blue metal desk light by SIS, 1970s | #1504
Vintage Gray Adjustable Desk/Side Table Lamp by Sis, 1950s For Sale at 1stDibs | vintage adjustable desk lamp, classic desk lamps, vintage side table lamp
SIS Leuchten desk or table lamp, Karl Lang, 1960s
Sis Metal | Bauhaus - Moetkunsten bauhaus metal
Green Vintage Industrial Bauhaus Desk Lamp by SIS, Germany, 1950s For Sale at 1stDibs | vintage green table lamp, green vintage lamp, green desk lamp vintage