An example of a Tin Pan Alley Artist is

White: titanium white.black: mars black.red: primary magenta, quinacridone red or alizarin crimson, cadmium red light.yellow: primary yellow, diarylide yellow, yellow ochre.blue: primary cyan, ultramarine blue, phthalocyanine blue.orange: pyrrole orange or cadmium orange.green: permanent green.

Asia minor influenced them when they were trading.

Perhaps the changes well be new machines that can get the job done faster and same time, there is enough space to keep on building.