19 Advertisement columns, not of metal; agglomerated cork for building; alabaster; alabaster glass; angle irons, not of metal; arbours being structures, not of metal; armored doors, not of metal; artificial stone; asbestos cement; asphalt paving compositions; balustrades, not of metal; beams, not of metal; bitumen paper for building; bituminous coatings for roofing; bituminous products for building, namely, bituminous roof coatings; brackets, not of metal, for building; bricks; building glass; building panels, not of metal; building paper in the nature of bitumen paper for building and paper board for building; transportable buildings, not of metal; building stone; buildings, transportable, not of metal; building timber; busts of stone, concrete or marble; cabanas, not of metal; casement windows, not of metal; ceilings, not of metal; cement; cement slabs; chimneys, not of metal; cladding, not of metal, for building; clay, namely, clay sold in powdered form for use in the manufacture of wallboard and plastics; coatings being building materials, namely, tar coatings for use on roofs, walls and pavements, asphalt roof coatings, fireproof cement coatings; concrete; concrete building elements, namely, blocks, bricks, posts, slabs, panels; cornices, not of metal; door frames, not of metal; door panels, not of metal; doors, not of metal; duckboards, not of metal; earth for bricks, namely, clay ash; enamelled glass, for building; asphalt felt for building; fences, not of metal; figurines and statuettes of stone, concrete or marble; fire burrs, namely, non-metal fire-resistant boards and panels for construction; fireproof cement coatings; floors, not of metal; floor tiles, not of metal; folding doors, not of metal; framework, not of metal, for building; furrings of wood, namely, wood veneer; gates, not of metal; grog being fired refractory material not of metal; insulating glass for building; jalousies, not of metal; laths, not of metal; letter boxes of masonry; limestone; linings, not of metal, for building, namely, ceramic tiles for lining; lintels, not of metal; luminous paving blocks not of metal; manufactured timber; marble; masts being poles, not of metal; decorative moldings, not of metal, for building; monuments, not of metal; mortar for building; mosaics made of natural stone and stone tile for building; non-luminous and non-mechanical signs, not of metal; olivine for building; outdoor blinds, not of metal and not of textile; pantiles, not of metal; paperboard for building; parquet floor boards; parquet flooring; paving blocks, not of metal; paving slabs, not of metal; pillars, not of metal, for building; planks of wood for building; plaster; plate glass windows for building; poles, not of metal, for power lines; porches being structures, not of metal for building; porphyry being stone; posts, not of metal; potters' clay being raw materials; prefabricated houses, not of metal; props, not of metal, namely, construction elements in the nature of supports; quartz; raw chalk for building; refractory construction materials, not of metal; reinforcing materials, not of metal, for building; rigid pipes, not of metal, for building; rock crystal; roof coverings, not of metal; roof flashing, not of metal; roofing, not of metal; roofing, not of metal, incorporating solar cells; synthetic roofing shingles; roofing slates; roofing tiles, not of metal; rubble, namely, rock materials used in building flooring, roofing, countertops, walls, cladding and fireplaces; safety glass for building purposes; sand, except foundry sand; sandstone for building; sandstone pipes; signalling panels, non-luminous and non-mechanical, not of metal; silver sand; slabs, not of metal, for building; slate; slate powder for building; stained-glass windows; staircases, not of metal; stair-treads for steps, not of metal; statues of stone, concrete or marble; stone in the nature of natural stone and artificial stone; tar; telegraph posts, not of metal; terra cotta for use as building materials; tile floorings, not of metal; tiles, not of metal, for building; tufa; wainscotting, not of metal; wall claddings, not of metal, for building; wall linings, not of metal, for building; wall tiles, not of metal; window frames, not of metal; window glass for building; windows, not of metal; wooden floor boards; wood panelling; wood paving, namely, hardwood flooring; wood pulp board for building; wood veneers; works of art of stone, concrete or marble; works of stonemasonry, namely, monuments of stone; non-metal construction materials, namely, xylolith