mannequins. Salt Lake Costume Co., founded in 1889, closed Saturday, and sold its remaining property at an auction Tuesday. Rob Olson was the auctioneer.Salt Lake Costume Co., founded in 1889, closed Saturday, and sold its remaining property at an auction Tuesday. Rob Olson was the auctioneer.gory monster painting. Salt Lake Costume Co., founded in 1889, closed Saturday, and sold its remaining property at an auction Tuesday. Rob Olson was the auctioneer.please do not play with hats sign. Salt Lake Costume Co., founded in 1889, closed Saturday, and sold its remaining property at an auction Tuesday. Rob Olson was the auctioneer.