An oscillogram, an image of a bright trace of musicAn oscillogram, an image of a bright trace of music
Autumn has painted the foliage on the trees with bright colorsAutumn has painted the foliage on the trees with bright colors
An oscillogram, an image of a bright trace of musicAn oscillogram, an image of a bright trace of music
Autumn has painted the foliage on the trees with bright colorsAutumn has painted the foliage on the trees with bright colors