[[1]] The weighing and measuring of the electron were first announced by Professor Thomson to the British Association meeting at Dover, in 1899.

[[2]] Sir Oliver Lodge.

[[3]] Sir Oliver Lodge. Life and Matter, p. 28.

[[4]] Whetham. The Foundations of Science, p. 50.

[[5]] H. L. Sulman, at the Sir John Cass Institute, November 29th, 1911.

[[6]] Presidential Address to British Association, 1904.