Munich Guidelines outline stitch mercury clothes refugees braiding technique macramé cross reference Mantas contagious residue damage Printing on fabric vacuum Guatemala reconstruction knitted garments reused clothes buttonhole stitch transport cross stitch exhibition guidelines wool Ethics donor documentation Nylon Code of Ethics for Museums lining 18th century Reconstruction nursing schools Giselle Identification stripes mask bride 20th century Queen Mary of Hungary Weaving Mother Sally deterioriation Nutcracker military uniforms Zuzu customs pants darning stitch fiber dust Balmaceda transportation Rosenborg Castle Cendrillon self couching Goretex indigenous peoples 1950s conservation copy