Once again, The Spectator is tempting us with the online preamble, but the link itself is not yet working - watch this space !
Two unclued lights give the title of a 51 for 1 by an unclued light, the 54 of whose 49 is celebrated this month. Two other unclued lights form a quotation from the 51. In clues in italics, subsidiary indications omit reference to parts of answers.