Specification of George Barker : syphons for taking off sewerage, &c.
- Barker, George.
- Date:
- 1864
Licence: Public Domain Mark
Credit: Specification of George Barker : syphons for taking off sewerage, &c. Source: Wellcome Collection.
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Licence: Public Domain Mark
Credit: Specification of George Barker : syphons for taking off sewerage, &c. Source: Wellcome Collection.