Comparative life tests on carbon, Nernst, and tantalum incandescent lamps using alternating currents

H.F. Haworth, T.H. Matthewman, D.H. Ogley
1907 Journal of the Institution of Electrical Engineers  
doi:10.1049/jiee-1.1907.0018 fatcat:pwv33alcwbghtmv22hexpajs2y