Electric lamps are simple in construction, easy of inspection ; they are not likely to be extinguished in handling like the Mueseler ; but ... of oxygen (compressed), for breathing, it grows more and more probable that the voltameter could better fill some of these wants. ... put the lamp out sparklessly in case of accident aquot; (Prof.
|Title||:||Standard methods in physics and electricity criticised, and a test for electric meters proposed|
|Author||:||H. A. Naber|