DIN EN 15757:2010-12 Conservation of Cultural Property - Specifications for temperature and relative humidity to limit climate-induced mechanical damage in organic hygroscopic materials; German version EN 15757:2010
2010DIN EN 15757:2010-12 Conservation of Cultural Property - Specifications for temperature and relative humidity to limit climate-induced mechanical damage in organic hygroscopic materials; German version EN 15757:2010
2010DIN EN 15757:2010 Conservation of Cultural Property - Specifications for temperature and relative humidity to limit climate-induced mechanical damage in organic hygroscopic materials; German version EN 15757:2010