Notes
1 For Boys’ split loyalties compare his ‘Quartz fibres’, Notices of the Proceedings at the Meetings of the Members of the Royal Institution of Great Britain, 12 (1889), 547–56, and the account given in M.J.G. Cattermole and A.F. Wolfe, Horace Darwin's Shop: A History of the Cambridge Scientific Instrument Company 1878–1968 (Bristol: Adam Hilger, 1987), 32–3.