Poul Henningsen. 'The Cog' pendant, with 72 blades of brushed steel placed on 12 arches of chrome-plated steel, casing of chromated aluminium, Ø 60 cm. Wire suspension, truss and canopy included. Designed 1957- 1959 for the Langelinie pavilion in Copenhagen. Made at Louis Poulsen's. Literature: 'Turn on the history of the PH lamp', reproduced and referred to. Appears with common / easy usage tracks. • Showroom: DK, Aarhus