16 Paper, cardboard and goods made from these materials, namely, letterhead paper, posters, business cards, postcards, brochures in the field of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events; pamphlets in the field of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events, booklets in the fields of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events, display banners, paper signs in the fields of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events, cardboard signs, invitations; printed matter, namely, pamphlets, brochures, newsletters, journals, and magazines, in the field of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events; printed instructional and teaching materials in the field of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events; educational publications, namely, books, hand-outs, workbooks and instruction manuals in the fields of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events; books in the fields of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events; printed reports in the fields of economic and ecological sustainability, agriculture, business, education, protection, conservation and improvement of the environment, projects and events; photographs; stationery; packaging materials made of paper and card; writing implements