Karl Hermann Haupt, Untitled, 1925. Watercolour. Germany. Via Nosbüsch Stucke. Haupt (1904-1983) was
Karl Hermann Haupt, Untitled, 1925. Watercolour. Germany. Via Nosbüsch Stucke. Haupt (1904-1983) was a German painter, graphic artist, photographer and designer, who also spent some time at the Bauhaus. -- source link
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