Specification of William Hallilay : preventing smoke and economizing fuel.
- Hallilay, William.
- Date:
- 1859
Licence: Public Domain Mark
Credit: Specification of William Hallilay : preventing smoke and economizing fuel. Source: Wellcome Collection.
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Licence: Public Domain Mark
Credit: Specification of William Hallilay : preventing smoke and economizing fuel. Source: Wellcome Collection.