Specification of Thomas Hills the younger : steam boiler furnaces.
- Hills, Thomas.
- Date:
- 1855
Licence: Public Domain Mark
Credit: Specification of Thomas Hills the younger : steam boiler furnaces. Source: Wellcome Collection.
5/8 (page 3)
Licence: Public Domain Mark
Credit: Specification of Thomas Hills the younger : steam boiler furnaces. Source: Wellcome Collection.