Which poet's annual Christmas greeting for 1949 featured the poem "On a Tree Fallen Across the Road"?

Which pastime's name is Japanese for "empty orchestra"? Which killer whale performer's "Adventure" show took place in a 7-million-gallon pool at SeaWorld San Diego at least tw… Which Latin phrase, meaning "seize the day," comes from Horace's Odes? Which plant, related to and sometimes confused with endive, has been used to flavor coffee since the 18th century? Which pop artist of comics-inspired images was awarded the National Medal of Arts in 1995? Which longtime United Mine Workers president, later its president emeritus, died in 1969? Which Russian-American novelist published his early Russian-language works under the pen name V. Sirin? Which scouring powder is named for a mighty Greek warrior who fought in the Trojan War?