Formal taffeta dress, deep purple off shoulder w/bustle skirt, size S/M tall

Beautiful formal dress in a deep purple taffeta, off shoulder neckline (Bardot), bustle skirt w/ crinoline underlayment, made by Catherine Regehr in Vancouver Canada, size S (baggy- would also fit a smaller M), skirt is 42.5" long waist to hem, waist 14.5", pit to pit 18". Mint condition!