dieval times, a place where a man could not only get a haircut and a shave but also have a tooth removed or a bit of surgery performed.
It’s marked by a red, white, and blue pole outside. At one time, those colors signaled to a customer what services were provided inside: the red for arterial blood associated with surgery, the blue for venous blood that comes with a tooth extraction, and white for the bandages that follow.
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