Oxford poetry ... 1927.

A question of proof, 1990: CIP t.p. (Nicholas Blake)

Dic. of Irish lit., 1969 (Day-Lewis, Cecil, 1904-1972; pseud.: Nicholas Blake)

Wikipedia, Dec. 2, 2007 (Cecil Day-Lewis (or Day Lewis) CBE (27 April 1904-22 May 1972) was an English poet, the British Poet Laureate between 1968 to 1972, and, under the pseudonym of Nicholas Blake, a mystery writer. He is the father of the actor Daniel Day-Lewis and the TYV star Tamasin Day-Lewis)

Wikipedia, May 4, 2016 (Cecil Day-Lewis (or Day Lewis), born 27 April 1904 in Ballintubbert, Queen's County, Ireland; died May 2, 1972 in Hadley Wood, Hertfordshire, England. Poet; father of actor Daniel Day-Lewis and documentary filmmaker and television chef Tamasin Day-Lewis) https://en.wikipedia.org/wiki/Cecil_Day-Lewis