2003 _ Rotating Logo at ARCADIA SHOPPING CENTRE in Warsaw
The study was commissioned by the EMERALD Gliwice

- Pa45 aluminum sphere was welded from the square and round hollow sections which respectively are a 40/3mm in vertical and 60/3mm in horizontal plane plus concentric braces of 60/6mm pipe,
- a sphere support coaxial steel tube was connected to the drive mechanism.

Each of both hemispheres was made in Gliwice and as a whole was transported to the erection site.
Both designs of a drive part and a pylon were done by a Warsaw office.