I know this post is old, but if still interested, I have loads of old Windsor newton paints I'm trying to sell. of 170 tubes, probably 1/3 are W/N. Check out my post in the items for sale section. All still very soft. If looking for particular colors, I'm sure I have it.
I just checked. Only have 36 tubes of W/N paints. All 40ml size of the following colors. Almost all nearly full and all are still soft.
Cadmium orange 2 tubes
Cadmium lemon 2 tubes
Cadmium yellow pale 2 tubes
Naples yellow
Yellow ochre 2 tubes
Cadmium red
Cadmium red light
Light red 2 tubes
Sap green 3 tubes
Burnt umber 3 tubes
Raw umber 2 tubes
Burnt sienna 2 tubes
Windsor emerald
Windsor green
Windsor blue
Cobalt blue
Antwerp blue
Prussian blue
Flesh tint
Permanent rose
Viridian
Ultramarine violet
Ivory black
Indigo
Paynes gray
Hybrid Mode
