Ключевые слова: abstract, activity, backgrounds, block, blocks, carpentry, childhood, closeup, construction, cross, environment, firewood, forest, group, hardwood, heap, industry, large, log, lumber, lumberyard, material, middle, nature, no people, objects, outdoors, part of, pattern, pile, pine, plank, preparation, section, shape, shipping, single, stack, stacking, timber, toy, transportation, tree, trunk, warehouse, wood, wooden, woodpile,