Allison was an English stage-designer, artist, caricaturist and potter born in 1890. The jazzy, Art Deco folding screen was one that he had made for himself and was in his London studio until he passed away in 1959.
Each panel was painted in oils on glass and depict various artists at their work. The composer writing music in the early morning, the artist painting a still-life during the daylight hours, an evening theater scene , and an author working late into the night.
As I imagine it, painting on glass would mean working in reverse because you would have to paint the highlights first and the darks last. Very difficult concept to keep straight as you work. As if painting isn’t difficult enough.
Here are a few other samples of his work: