Person
Watts, John
Catalogue
- Books
- Online
The loss of wealth by the loss of health / by John Watts.
Watts, John.Date: [1879?]
- Books
- Online
Improvements in apparatus for generating and applying fumes, smoke or vapours for disinfecting, deodorizing or fumigating purposes, or for the testing of pipes or passages by what is known as the smoke test, or for analogous purposes / [John Watts].
Watts, John.Date: 1893