Some people today fear going under the surgeon’s knife. It’s mostly a dread of the unknown. What might happen while they are knocked out, unaware of what is going on around them. They may not realize how fortunate they are. In Dr. Mütter’s Marvels, readers are swept back in time to a period before anesthesia was generally used. A good surgeon was a swift, careful cutter who could make the operation as mercifully short as possible for his wide-awake patient. He might even do some good for the patient in the process.