Royal Gala video Preparing the public Silk Swan Lake embroidery Australia skirt symbolism silk crucifix Collections Trust UK accession number mauvine Rosenborg Castle Moulins manufacture transporting Jute unpacking storage cotton print dress holes needle lace Guidelines addresses accessioning seamstress outline stitch tunic Hemp fabric lace Digital Rayon alpaca hair idioms gown Knitting customs Twitter pants Prince Frederik Costume idioms cuffs cap stockings copy inspiration Museo Histórico Nacional mechanical aids opera color symbolism exhibition collecting policy La Belle au bois dormant identifying fabrics labels clothes Flax Useful addresses patterns