Blots Pen and Ink Supplies - Features calligraphy pens, inks, gilding materials, calligraphy markers, and graphics supplies. Located in the UK. Graphics Direct - Features materials such as airbrushes, drawing materials, and portfolios. Located in the UK. Blueline Art Products - Offers paper and supplies for use in comicbook and other graphic arts. Aster Graphics Systems - Offers a selection of flexible measuring scale rulers and supplies for graphic design and drafting. Located in Gujarat, India. Keng Seng Trading & Co., Ltd. - Distributors of graphic design materials including pantone and light boxes. Located in China and Canada. Color-Aid - Offers paper color sets for use in an educational or studio setting. Scompas - Offers a Swiss drafting compass which will hold a magic marker and draw a perfect circle. Union Rubber, Inc. - Manufacturer of many solvents, thinners, adhesives, cleaners, and other products used by commercial artists.