Hrosspower

• horsepower: the standard unit in which the power of motorcar engines is measured

• O Ice hross: horse → horses were used at the Battle of Waterloo

• Rosse: William Parsons, 3rd Earl of Rosse; an Irish amateur astronomer and the builder of the Parsonstown Leviathan, the world’s largest telescope → Rosse was a stargazer → Jonathan Swift's Stella (the Latin word for star) is identified with Issy in FW
  • Third Census of Finnegans Wake