The works were Striding Folly (anagram of 11/22), Whose Body? (36/1D), The Nine Tailors (2/48), Strong Poison (9/30) and Gaudy Night (17/46). DOROTHY L. SAYERS (diagonally from the SW corner) was to be shaded.
Title: anagram of LORD PETER WIMSEY who features in all five works.

First prize Mark Rowntree, London SE10

Runners-up Mrs S. Macintosh, Darlington, Co. Durham; G.S. Nicholls, Hillesden, Bucks