collecting policy reproduction prints deterioriation showcase exhibition fibers transporting boxes stitches chain-link mesh Underwear protest dress pants 20th century floral ornaments narrative knitted lace handling accessories Hemp labeling 1970s cross stitch bar code 18th century braiding technique French knot Digital Lace packing St Gall sprang shoes José Miguel Carrera children Printing on fabric pattern-taking knit damage identifying fibers storage crochet lace Le Lac des cygnes mask Royal Collections Pattern dress Qing Dynasty nursing schools photos Acid-free Princess Margaret manufacture transport Royal Museum of Mariemont chemicals wool vacuum Soviet Epoch