Conservation of Cultural Heritage - Surface protection for porous inorganic materials - Laboratory test methods for the evaluation of the performance of water repellent products; German version EN 16581:2014— 23 стр.
97.195 Items. Including equipment and materials for creating items of art and handicrafts / Предметы искусства и ремесел. Включая инструменты и материалы для создания предметов искусства и ремесел
