bridges — Robert (Seymour). 1844–1930, English poet: poet laureate (1913–30)
hooks — a curved or angular piece of metal or other hard substance for catching, pulling, holding, or suspending something.
shapes — Supreme Headquarters Allied Powers, Europe.
doubles — twice as large, heavy, strong, etc.; twofold in size, amount, number, extent, etc.: a double portion; a new house double the size of the old one.