Question: What British physicist who shared the Nobel Prize in Physics in 1951 and has works housed at the Churchill Archives Centre? 
Sentence (from "Nobel Prize in Literature"): Since 1901, the Nobel Prize in Literature (Swedish: "Nobelpriset i litteratur" ) has been awarded annually to an author from any country who has, in the words of the will of Alfred Nobel, produced "in the field of literature the most outstanding work in an ideal direction" (original Swedish: "den som inom litteraturen har producerat det mest framstående verket i en idealisk riktning").
Relevant evidence: No