Cadmium Red Light (37ml Watercolours) - The Michael Wilcox School of Color

Winsor & Newton Winton Oil Colour Tube, 37 ml - Vermilion Hue

Titanium White: Artists Watercolour paint - for the Discerning

Depicting the Colours in Trees & Bushes - The Michael Wilcox

Mini Course: Depicting the Colours in Portraits - School of Colour

Depicting the Colours in Flowers - School of Colour Europe

Cadmium Yellow Light (37ml Acrylics) - The Michael Wilcox School

Set of 6 Principal Colours (37ml Watercolours) - School of Colour

Colour Harmony & Contrast for the Artist - School of Colour Australia

Cadmium Red Light (37ml Watercolours) - The Michael Wilcox School of Color

Blue and Yellow Don't Make Green - School of Colour US

Colour Harmony & Contrast for the Artist - The Michael Wilcox

Wilcox Guide to the Finest Watercolours - School of Colour UK

Getting the most from the Wilcox Mixing Palette - School of Colour US

Set of 12 Colours (37ml Oils) - The Michael Wilcox School of Color