Coolmax display case chain stitch contamination transportation Prince Frederik surface satin stitch opera nurse seamstress exhibition stem stitch reconstruction kings' garments Nutcracker Preparing the public Laos photographs Code of Ethics for Museums heavy and awkward handling ICOM 19th century linen Olympic Games military uniforms Lace courtship transporting textile weaves fibers St Gall wearer emotions cotton personal narrative museum Silk Jute Guidelines St Gallen receipts storage area giraffe identifying fibers Quick Response SPECTRUM Facebook necklace data record Prince Frederik's coat collecting costume wool stripes silk textile techniques Hans Maler pest management allergens Mother Sally José Miguel Carrera