Ключевые слова: abstraction, age, aging, art, background, bark, board, circle, closeup, concentric, construction, crack, cut, deep, deforestation, design, drawing, forest, history, horizontal, huge, industry, life, lumber, magazine, material, nature, old, organic, ornament, overlay, parts, poplar, rock, rough, saw, shape, striped, structure, stump, surface, texture, textured, time, trunk, weathering, willow, wood, years, yellow,