Size: 50 x 70 cm. and A1 (59,4 x 84 cm.)
Poster from one of Hilma af Klints wonderful works.
The Ten Largest. No 7.
The poster is also available as an acoustic image. Acoustic images has a good acoustic ability, and reduces the reverberation in the room it hangs in. Printed on an acoustic plate from Soundscapes™ of 100% recycled plastic.
Link to acoustic picture