Roger T. Smith

Discussion on "Motor and control equipments for electric locomotives."

J. H. Bowden, Shamus P. Smith, J. B. Sparks, .

Discussion on 'The laying and maintenance of transmission cables'

W. M. Mordey, J. S. Highfield, H. W. Clothier, .

Discussion on 'Electric railway contact systems'

Philip Dawson, A. P. Trotter, F. A. Cortez Leigh, 1920 .

DISCUSSION. THE ELECTRIC LOCOMOTIVE.

R E B Crompton, J Dalziel, J A F Aspinall, .

Discussion on "The theory and application of motor converters"

G.W.O. Howe, B M Jenkin, A. H. Seabrook, 1909 .