A new and easy method for the subcutaneous application of morphia : without the pain, risk and expense of the hypodermic syringe / by John M. Crombie.

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A new and easy method for the subcutaneous application of morphia : without the pain, risk and expense of the hypodermic syringe / by John M. Crombie. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.