In the very back is the climate-controlled warehouse, where aisles upon aisles of costumes are stored. “Not everything is brand new,” says Williamson. “Not everybody needs to look like they just came from the tailor yesterday. Some of these things were made 20 or 30 years ago; some were made last week.” The more recent military costumes tend to be real deadstock, but as Williamson points out, “Let’s face it, nobody could fit into an official redcoat these days even if we had it.”