A plunger is also known as which workman's "helper"?

A plow appears on the seal of which Cabinet department created in 1862? What is a plum that has been dried called? A plumber uses which long, flexible tool, named for an animal, to clear your pipes? A plump, bearded Dutchman who drove him by sleigh on December 24, 1822, reputedly inspired which man's famous poem? 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:… Complete the opening line of an Edgar Allan Poe poem: "Hear the sledges with..."? Which 1923 Nobel Prize winner wrote the poem beginning "I will arise and go now, and go to Innisfree"?