wkpd: References to the North Pennine area, and lead mining, occur constantly throughout Auden’s later life in both prose and verse, most notably in the poems "New Year Letter" (1940); "The Age of Anxiety" (1947); "Amor Loci" (1965) and "Prologue at Sixty" (1967), wherein he calls himself a "Son of the North", as well as the magazine article, printed in Vogue in 1954, "England: Six Unexpected Days", a suggested driving itinerary mostly through the Pennine Dales.