B. Welbourn

Discussion on 'The laying and maintenance of transmission cables'

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

Discussion on ¿Power supply on the rand¿

J. S. Highfield, Harry Brazil, A. P. Trotter, .

Discussion on "The testing of underground cables with continuous current" before the Institution, 10 February, 1916

H. A. Ratcliff, A. P. Trotter, C. P. Sparks, 1916 .

Continuation of discussion on the papers “The distribution of electricity” by Mr. Woodhouse and “Some economic aspects of extra-high-tension distribution by underground cable” by Mr. Kapp

J. A. Morton, Harry Brazil, T. D. Clothier, 1921 .