Noun
English philosopher and mathematician who collaborated with Whitehead (1872-1970)
Source: WordNetSpadoni, C. (1981): Recent Acquisitions: Correspondence, in: Russell: the Journal of Bertrand Russell Studies, Vol 1, Iss. 1, Article 6, 43 - 67. Upon the death of his elder brother Frank, in 1931, Russell became the 3rd Earl Russell. Source: Internet
On Palmerston's death in October, Earl Russell formed his second ministry. Source: Internet