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Credit
Specification of William Edward Newton : pneumatic apparatus for treating disease. Public Domain Mark. Source: Wellcome Collection.
Patent for a portable, enclosed chamber in which the patient sits, encased fom the neck downwards. The partial removal of air is supposed to act in a curative manner.
| Location | Status | Access | |
|---|---|---|---|
Closed stores Pat. vol. 31 |
| Location | Access | ||
|---|---|---|---|
Closed stores Pat. vol. 31:42 |