Alto Peru selection criteria leather media 19th century popular culture labels Viscose Australia construction material collecting policy documentation Rayon tunic dictatorship festivals Nylon 1950s skirt collar locally made clothes 20th century diversity of backgrounds damage Preparing Fabrics silk Ponchos details weaving Hmong bar code manufacture false weave Collections Trust UK Heavily altered items showcase pattern-taking health safety collecting costume sailor suit fashionable dress stem stitch Guatemala transporting khila't pants arsenic Chile undergarments cutwork and needlework Padding transportation Brazilian midget textile technique label Reconstruction floral ornaments