Printed publications; photographs; stationery; office requisites; paper weights; instructional and teaching materials

Recreational services; arranging and conducting conferences and seminars; educational services relating to mineral extraction and processing, quarrying, aggregates, rocks, sand, gravel, recycling of aggregates and mineral derived products, special sands, cement, chalk, lime, gypsum, clays, coal, slate, dimension stone, building stone, ores of base and precious metals, ores of non-metalliferous minerals, asphalt, macadams, ready-mixed concrete, concrete products, and to plant, equipment and minerals for mineral extraction and processing