Sense of things to come, 1938: t.p. (Candidus [coll. of articles written for the Daily sketch])
Who was who, 1929-1940: p. 1234 (Sidebotham, Herbert; contrib. to Sunday times under pseud. Scrutator and to the Daily sketch under pseud. Candidus; b. Manchester Dec. 21, 1872; d. 19 Mar. 1940)