ROI Colour Workshop September 29, 2017 • Katherine Cheesman ROI workshop at Mall Galleries, London, with Philip James. Learning all about colour. Here is my copy of one of his landscapes, approved by the man himself. I’ve fallen in love with greys. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on Pinterest (Opens in new window) Pinterest Like Loading...