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You can use this work for any purpose without restriction under copyright law. Read more about this licence.
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Specification of Léonard Vassiviere : smoke-consuming apparatus. Public Domain Mark. Source: Wellcome Collection.
Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Specification of Léonard Vassiviere : smoke-consuming apparatus. Public Domain Mark. Source: Wellcome Collection.
Location | Status | Access | |
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Closed stores Pat. vol. 139 |
Location | Access | ||
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Closed stores Pat. vol. 139:2 |