The Internet Archive has a preservation copy of this work in our general collections.
The Patent Office Bureau
1858
Scientific American
Preserved Fulltext
This hydrant is made entirely of metal, the case being of cast iron, and the pipe and chest of turned brass. Our engravings and th� ac companying description fully explain its con struction and operation. '
doi:10.1038/scientificamerican07171858-356c
fatcat:j3ipsmrwavei5cvu2biyd7lwpa