lace alpaca hair identifying lace stored textile techniques military uniforms jacket macramé theatre outline stitch boxes midget personal memories dress weaving Kensington Palace wool heavy and awkward handling transporting danger cotton Guatemala Australia fibers Useful Prince Frederik's coat embroidery exhibition space Facebook fiber dust white cotton health safety database Weaving 19th century storage fabric burn test preventive conservation pattern photographs sewing techniques outloans fabrics 18th century stripes long and short stitch material seamstress guidelines exhibition Flannel embroidery stitches fatal garter split stitch silk Balmaceda Wool Laos Storing