Complete the opening line of an Edgar Allan Poe poem: "Hear the sledges with..."?

A plump, bearded Dutchman who drove him by sleigh on December 24, 1822, reputedly inspired which man's famous poem? A plunger is also known as which workman's "helper"? What does a pluviometer measure? Complete the name of the German pocket battleship that sank nine British merchant ships before it was scuttled in 1939:… Which 1923 Nobel Prize winner wrote the poem beginning "I will arise and go now, and go to Innisfree"? Which poet wrote "The Lady of Shalott"? Complete the title of the John Keats poem "The Eve of St. ..."? Which poet, a 1923 Nobel winner, also served six years in the Irish Senate?