Today I'm showing some european tube box art from Philips and Valvo. Philips used to be a major tube manufaturer in Europe. They acquired numerous other companies during their history.
2A3 boxes from the Philips 'Miniwatt' series:
Later the Valvo box design became more simple and bland. A ECC88 box:
Another company acquired by Philips was the tube manufacturing branch of Sylvania which was renamed PhilipsECG. This was towards the end of the tube era, and the box design followed the trend :
Older Sylvania tube boxes will be covered in another article. Stay tuned!