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Specification of John Chapman : spine bags. Public Domain Mark. Source: Wellcome Collection.
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Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Specification of John Chapman : spine bags. Public Domain Mark. Source: Wellcome Collection.
Patent for "spine bags to be employed in controlling the circulation of the blood by the combined or independent application of iced water and warm water or other fluid in the region of the spinal cord".
Location | Status | Access | |
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Closed stores Pat. vol. 30 |
Location | Access | ||
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Closed stores Pat. vol. 30:23 |