NOVA SERIES - SOFTCOVER SKETCHBOOKS Stillman & Birn Nova Series Toned Paper Softcover Sketchbooks, 150 gsm (Heavyweight), medium grain surface. Three shades: beige, grey and black. Suitable for dry media, light wash and ink. Example of recommended usage: ink underdrawing followed by layers of gouache. Acid-free, chloride-free, lignin-free.
