19 Advertisement columns, not of metal; agglomerated cork for building; alabaster; alabaster glass; angle irons, not of metal; structures, namely, arbours, not of metal; armored doors, not of metal; artificial stone; asbestos cement; asphalt paving compositions; balustrades, not of metal; beams, not of metal; binding agents for making briquettes, namely, concrete; bitumen paper for building; bituminous coatings for roofing; bituminous products for building, namely, bitumen-based compositions for building purposes; brackets, not of metal, for building; bricks; building glass; building panels, not of metal; building paper, namely, bitumen paper for building and paper board for building; buildings, not of metal, namely, prefabricated non-metal buildings; 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, non-metal slabs made of clay and tiles of clay; coatings being building materials, namely, tar coatings for use on roofs, walls and pavements; concrete; concrete building elements, namely, blocks, bricks, posts, slabs and 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 sold in powdered form for use in making bricks; enamelled glass, for building; felt for building, namely, roofing felts and asphalted felts; fences, not of metal; figurines being statuettes of stone, concrete or marble; 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 strips for use as building materials; gates, not of metal; grog, being fired refractory materials 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, namely, concrete poles for use as building materials; moldings, not of metal, for building, namely, architectural moldings; monuments, not of metal; mortar for building; mosaics made of glass, natural stone and stone tiles, 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 for building, not of metal; porphyry being stone; posts, not of metal; potters' clay being raw material; prefabricated houses sold in kit form, not of metal; props, not of metal, namely, construction elements in the nature of supports; quartz; raw chalk, namely, raw chalk in powdered for making bricks, for building purposes; 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; roofing shingles; roofing slates; roofing tiles, not of metal; rubble, namely, rock materials used in bulding flooring, roofing, countertops, walls, cladding and fireplaces; safety glass for building purposes; sand, except foundry sand; sandstone for building; sandstone pipes; signalling panels in the nature of signs, non-luminous and non-mechanical, not of metal; silver sand; slabs, not of metal, for building; slate; slate powder for making bricks, for building purposes; stained-glass windows; staircases, not of metal; stair-treads being steps for stairs, not of metal; statues of stone, concrete or marble; stone for building purposes; tar; telegraph posts, not of metal; terra cotta for building purposes; 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, namely, wall panels; 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; wood pulp board for building; wood veneers; works of art of stone, concrete or marble; works of stonemasonry, namely, cast stone garden and household ornaments; xylolith, in the nature of engineered wood-stone, being a building material